We should see the Intel Atom C2550 quad core Avoton processor show up in products in the next 45 days. They seem to have run after the C2750 or are binned parts. In either case, I just got one in the lab. Will use this thread for initial benchmarks.
patrick@Avoton2550:~$ lspci -v00:00.0 Host bridge: Intel Corporation Atom processor C2000 SoC Transaction Router (rev 02)
Flags: bus master, fast devsel, latency 0
00:01.0 PCI bridge: Intel Corporation Atom processor C2000 PCIe Root Port 1 (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Memory at df2c0000 (64-bit, non-prefetchable) [size=128K]
Bus: primary=00, secondary=01, subordinate=02, sec-latency=0
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: de000000-df0fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] Power Management version 3
Capabilities: [88] Subsystem: Intel Corporation Device 7270
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable+ 64bit-
Capabilities: [100] Advanced Error Reporting
Kernel driver in use: pcieport
00:02.0 PCI bridge: Intel Corporation Atom processor C2000 PCIe Root Port 2 (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Memory at df2a0000 (64-bit, non-prefetchable) [size=128K]
Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
Memory behind bridge: df100000-df1fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] Power Management version 3
Capabilities: [88] Subsystem: Intel Corporation Device 7270
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable+ 64bit-
Capabilities: [100] Advanced Error Reporting
Kernel driver in use: pcieport
00:03.0 PCI bridge: Intel Corporation Atom processor C2000 PCIe Root Port 3 (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Memory at df280000 (64-bit, non-prefetchable) [size=128K]
Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] Power Management version 3
Capabilities: [88] Subsystem: Intel Corporation Device 7270
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable+ 64bit-
Capabilities: [100] Advanced Error Reporting
Kernel driver in use: pcieport
00:0e.0 Host bridge: Intel Corporation Atom processor C2000 RAS (rev 02)
Subsystem: Intel Corporation Device 0000
Flags: fast devsel
Capabilities: [40] Express Root Complex Integrated Endpoint, MSI 00
00:0f.0 IOMMU: Intel Corporation Atom processor C2000 RCEC (rev 02)
Subsystem: Intel Corporation Device 0000
Flags: bus master, fast devsel, latency 0, IRQ 11
Capabilities: [40] Express Root Complex Event Collector, MSI 00
Capabilities: [80] Power Management version 3
Capabilities: [90] MSI: Enable- Count=1/1 Maskable+ 64bit-
Capabilities: [100] Advanced Error Reporting
Capabilities: [150] Root Complex Event Collector <?>
00:13.0 System peripheral: Intel Corporation Atom processor C2000 SMBus 2.0 (rev 02)
Subsystem: Intel Corporation Device 0000
Flags: bus master, fast devsel, latency 0, IRQ 86
Memory at df2f4000 (64-bit, non-prefetchable) [size=1K]
Capabilities: [40] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [80] Power Management version 3
Capabilities: [8c] MSI: Enable+ Count=1/1 Maskable+ 64bit+
Capabilities: [100] Advanced Error Reporting
Kernel driver in use: ismt_smbus
00:14.0 Ethernet controller: Intel Corporation Ethernet Connection I354 (rev 03)
Subsystem: Super Micro Computer Inc Device 1f41
Flags: bus master, fast devsel, latency 0, IRQ 20
Memory at df260000 (64-bit, non-prefetchable) [size=128K]
I/O ports at e0c0
Memory at df2ec000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
Capabilities: [70] MSI-X: Enable+ Count=10 Masked-
Capabilities: [a0] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-25-90-ff-ff-8d-6a-1c
Capabilities: [1a0] Transaction Processing Hints
Capabilities: [1d0] Access Control Services
Kernel driver in use: igb
00:14.1 Ethernet controller: Intel Corporation Ethernet Connection I354 (rev 03)
Subsystem: Super Micro Computer Inc Device 1f41
Flags: bus master, fast devsel, latency 0, IRQ 21
Memory at df240000 (64-bit, non-prefetchable) [size=128K]
I/O ports at e0a0
Memory at df2e8000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
Capabilities: [70] MSI-X: Enable+ Count=10 Masked-
Capabilities: [a0] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-25-90-ff-ff-8d-6a-1c
Capabilities: [1a0] Transaction Processing Hints
Capabilities: [1d0] Access Control Services
Kernel driver in use: igb
00:14.2 Ethernet controller: Intel Corporation Ethernet Connection I354 (rev 03)
Subsystem: Super Micro Computer Inc Device 1f41
Flags: bus master, fast devsel, latency 0, IRQ 22
Memory at df220000 (64-bit, non-prefetchable) [size=128K]
I/O ports at e080
Memory at df2e4000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
Capabilities: [70] MSI-X: Enable+ Count=10 Masked-
Capabilities: [a0] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-25-90-ff-ff-8d-6a-1c
Capabilities: [1a0] Transaction Processing Hints
Capabilities: [1d0] Access Control Services
Kernel driver in use: igb
00:14.3 Ethernet controller: Intel Corporation Ethernet Connection I354 (rev 03)
Subsystem: Super Micro Computer Inc Device 1f41
Flags: bus master, fast devsel, latency 0, IRQ 23
Memory at df200000 (64-bit, non-prefetchable) [size=128K]
I/O ports at e060
Memory at df2e0000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
Capabilities: [70] MSI-X: Enable+ Count=10 Masked-
Capabilities: [a0] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-25-90-ff-ff-8d-6a-1c
Capabilities: [1a0] Transaction Processing Hints
Capabilities: [1d0] Access Control Services
Kernel driver in use: igb
00:16.0 USB controller: Intel Corporation Atom processor C2000 USB Enhanced Host Controller (rev 02) (prog-if 20 [EHCI])
Subsystem: Intel Corporation Device 7270
Flags: bus master, medium devsel, latency 0, IRQ 23
Memory at df2f3000 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 3
Capabilities: [58] Debug port: BAR=1 offset=00a0
Capabilities: [98] PCI Advanced Features
Kernel driver in use: ehci-pci
00:17.0 SATA controller: Intel Corporation Atom processor C2000 AHCI SATA2 Controller (rev 02) (prog-if 01 [AHCI 1.0])
Subsystem: Intel Corporation Device 7270
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 48
I/O ports at e150
I/O ports at e140
I/O ports at e130
I/O ports at e120
I/O ports at e040
Memory at df2f2000 (32-bit, non-prefetchable) [size=2K]
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [70] Power Management version 3
Capabilities: [a8] SATA HBA v1.0
Kernel driver in use: ahci
00:18.0 SATA controller: Intel Corporation Atom processor C2000 AHCI SATA3 Controller (rev 02) (prog-if 01 [AHCI 1.0])
Subsystem: Intel Corporation Device 7270
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 49
I/O ports at e110
I/O ports at e100
I/O ports at e0f0
I/O ports at e0e0
I/O ports at e020
Memory at df2f1000 (32-bit, non-prefetchable) [size=2K]
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [70] Power Management version 3
Capabilities: [a8] SATA HBA v1.0
Kernel driver in use: ahci
00:1f.0 ISA bridge: Intel Corporation Atom processor C2000 PCU (rev 02)
Subsystem: Intel Corporation Device 7270
Flags: bus master, medium devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0c <?>
Kernel driver in use: lpc_ich
00:1f.3 SMBus: Intel Corporation Atom processor C2000 PCU SMBus (rev 02)
Subsystem: Intel Corporation Device 7270
Flags: medium devsel, IRQ 7
Memory at df2f0000 (32-bit, non-prefetchable)
I/O ports at e000
01:00.0 PCI bridge: ASPEED Technology, Inc. AST1150 PCI-to-PCI Bridge (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=01, secondary=02, subordinate=02, sec-latency=32
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: de000000-df0fffff
Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit+
Capabilities: [78] Power Management version 3
Capabilities: [80] Express PCI/PCI-X Bridge, MSI 00
Capabilities: [a4] Subsystem: ASPEED Technology, Inc. AST1150 PCI-to-PCI Bridge
Capabilities: [100] Virtual Channel
02:00.0 VGA compatible controller: ASPEED Technology, Inc. ASPEED Graphics Family (rev 30) (prog-if 00 [VGA controller])
Subsystem: Super Micro Computer Inc Device 0813
Flags: bus master, medium devsel, latency 0, IRQ 16
Memory at de000000 (32-bit, non-prefetchable) [size=16M]
Memory at df000000 (32-bit, non-prefetchable) [size=128K]
I/O ports at d000
Expansion ROM at <unassigned> [disabled]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/4 Maskable- 64bit+
Kernel driver in use: ast
03:00.0 USB controller: Renesas Technology Corp. uPD720201 USB 3.0 Host Controller (rev 03) (prog-if 30 [XHCI])
Subsystem: Super Micro Computer Inc Device 0813
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at df100000 (64-bit, non-prefetchable) [size=8K]
Capabilities: [50] Power Management version 3
Capabilities: [70] MSI: Enable- Count=1/8 Maskable- 64bit+
Capabilities: [90] MSI-X: Enable+ Count=8 Masked-
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [150] Latency Tolerance Reporting
Kernel driver in use: xhci_hcd
Well... it is missing half of the cores and cacheDo you notice any significant difference with the C2750 ?