AMD Opteron 6378 vs Intel Core i7-3940XM

Table of Contents

Physical Specifications

Socket AMD Socket G34 Intel Socket G2 (988B)
Process size 32 nm 22 nm
Transistors 2,400 million 1,400 million
Die size 315 mm² 160 mm²
Package FC-PGA12F
Foundry Intel

Performance

Frequency 2.4 GHz 3 GHz
Turbo clock up to 3.3 GHz up to 3.9 GHz
Base clock 200 MHz 100 MHz
Multiplier 12.0x 30.0x
Multiplier unlocked No Yes
TDP 115 W 55 W

Architecture Details

Vertical Segment Server/Workstation Mobile
Production status unknown End-of-life
Release date Nov 5th, 2012 Sep 3rd, 2012
Codename Abu Dhabi Ivy Bridge
Generation Opteron Core i7
Part OS6378WKTGGHKOS6378WKTGGHKWOF SR0US
Memory support DDR3 DDR3 Dual-channel
ECC memory No No
PCI Express Gen 2

Cores

Total Cores 16 4
Total Threads 16 8
SMP # CPUs 4 1
Integrated graphics Intel HD 4000

Cache

Cache L1 768K 64K (per core)
Cache L2 16MB 256K (per core)
Cache L3 8MB (per die) 8MB (shared)

Notes

Notes 16KB L1 data cache per core. 64KB L1 instruction cache shared per two cores (per module). 2MB L2 cache shared per two cores (per module). This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. Intel HD 4000 frequency: 650-1300MHz

Features & Technologies

AES Yes
AES-NI Yes
AMD-V Yes
AMD64 Yes
AVX Yes Yes
AVX 1.1 Yes
CLMUL Yes
CVT16 Yes
EIST Yes
F16C Yes
FMA3 Yes
FMA4 Yes
HTT Yes
Intel 64 Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.1 Yes
SSE4.2 Yes Yes
SSE4A Yes
SSSE3 Yes Yes
TXT Yes
VT-d Yes
VT-x Yes
XD bit Yes
XOP Yes

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