CPU Comparison
AMD
AMD Opteron 4284
CORE STATE
Valencia
CORE SPECS
8 Cores / 8 Threads
CLOCK SPEED
3 Base / 3.7 GHz Turbo
CACHE
8 MB (shared)
MAX TDP
95W
ARCHITECTURE
Bulldozer
PROCESS
32 nm
LAUNCH DATE
2011
VS
INTEL
Core i7-3820
CORE STATE
Sandy Bridge-E
CORE SPECS
4 Cores / 8 Threads
CLOCK SPEED
3.6 Base / 3.8 GHz Turbo
CACHE
10 MB (shared)
MAX TDP
130W
ARCHITECTURE
Sandy Bridge
PROCESS
32 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
DETAILED SPECIFICATIONS
SPECIFICATION
Opteron 4284
i7-3820
Core Specs
Cores
8
4
-50.0%
Threads
8
8
0.0%
Base Clock (GHz)
3
3.6
+20.0%
Boost Clock (GHz)
3.7
3.8
+2.7%
Frequency (GHz)
3
3.6
+20.0%
Turbo Clock (GHz)
3.7
3.8
+2.7%
Multiplier
15
36
+140.0%
SMP CPUs
2
1
-50.0%
Cache
L1 Cache
384 KB
64 KB (per core)
L2 Cache
8 MB
256 KB (per core)
L3 Cache
8 MB (shared)
10 MB (shared)
Power
TDP (W)
95
130
+36.8%
ACP
75 W
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Architecture
Architecture
Bulldozer
Sandy Bridge
Codename
Valencia
Sandy Bridge-E
Generation
Opteron
(Valencia)
Core i7
(Sandy Bridge-E)
Process Size
32 nm
32 nm
Transistors
1,200 million
1,270 million
Die Size
315 mm²
294 mm²
Foundry
GlobalFoundries
Intel
Memory
Memory Support
DDR3
DDR3
Memory Bus
Dual-channel
Quad-channel
Memory Bandwidth
25.6 GB/s
51.2 GB/s
ECC Memory
Yes
No
Platform
Socket
AMD Socket C32
Intel Socket 2011
PCIe
Gen 2
Gen 2, 40 Lanes(CPU only)
Other
Market
Server/Workstation
Desktop
Production Status
End-of-life
End-of-life
Launch Price
$316
$305
Part Number
OS4284WLU8KGU
SR0LD
Package
FC-LGA1207
FC-LGA10
Tj Max
70°C
—