CPU Comparison
AMD
AMD Opteron 6281
CORE STATE
Interlagos
CORE SPECS
16 Cores / 16 Threads
CLOCK SPEED
2.5 Base / 3.2 GHz Turbo
CACHE
8 MB (per die)
MAX TDP
130W
ARCHITECTURE
Bulldozer
PROCESS
32 nm
LAUNCH DATE
2012
VS
INTEL
Core i7-3720QM
CORE STATE
Ivy Bridge
CORE SPECS
4 Cores / 8 Threads
CLOCK SPEED
2.6 Base / 3.6 GHz Turbo
CACHE
6 MB (shared)
MAX TDP
45W
ARCHITECTURE
Ivy Bridge
PROCESS
22 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
cinebench_cinebench_r15_multicore
cinebench_cinebench_r15_singlecore
cinebench_cinebench_r20_multicore
cinebench_cinebench_r20_singlecore
cinebench_cinebench_r23_multicore
cinebench_cinebench_r23_singlecore
geekbench_multicore
geekbench_singlecore
DETAILED SPECIFICATIONS
SPECIFICATION
Opteron 6281
i7-3720QM
Core Specs
Cores
16
4
-75.0%
Threads
16
8
-50.0%
Base Clock (GHz)
2.5
2.6
+4.0%
Boost Clock (GHz)
3.2
3.6
+12.5%
Frequency (GHz)
2.5
2.6
+4.0%
Turbo Clock (GHz)
3.2
3.6
+12.5%
Multiplier
12.5
26
+108.0%
SMP CPUs
4
1
-75.0%
Cache
L1 Cache
768 KB
64 KB (per core)
L2 Cache
2 MB (per module)
256 KB (per core)
L3 Cache
8 MB (per die)
6 MB (shared)
Power
TDP (W)
130
45
-65.4%
ACP
80 W
—
Architecture
Architecture
Bulldozer
Ivy Bridge
Codename
Interlagos
Ivy Bridge
Generation
Opteron
(Interlagos)
Core i7
(Ivy Bridge)
Process Size
32 nm
22 nm
Transistors
2,400 million
1,400 million
Die Size
2x 315 mm²
160 mm²
Foundry
GlobalFoundries
Intel
Memory
Memory Support
DDR3
—
Memory Bus
Quad-channel
Dual-channel
Memory Bandwidth
51.2 GB/s
—
ECC Memory
Yes
No
Platform
Socket
AMD Socket G34
Intel BGA 1224
Chipsets
AMD SR5650, SR5670, SR5690
—
PCIe
Gen 2
—
Interconnect
HyperTransport Links
4x 16-bit
—
Graphics
Integrated Graphics
—
Intel HD 4000
Other
Market
Server/Workstation
Mobile
Production Status
End-of-life
—
Launch Price
$988
—
Part Number
OS6278WKTGGGU
SR0MM
Package
FCLGA-1944
FC-BGA12F