CPU Comparison
AMD
AMD Athlon 650
CORE STATE
Thunderbird
CORE SPECS
1 Cores / 1 Threads
CLOCK SPEED
650 Base
CACHE
—
MAX TDP
38W
ARCHITECTURE
K7
PROCESS
180 nm
LAUNCH DATE
2000
VS
INTEL
Core i5-661
CORE STATE
Clarkdale
CORE SPECS
2 Cores / 4 Threads
CLOCK SPEED
3.33 Base / 3.6 GHz Turbo
CACHE
4 MB (shared)
MAX TDP
87W
ARCHITECTURE
Westmere
PROCESS
32 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
cinebench_cinebench_r15_multicore
cinebench_cinebench_r20_multicore
cinebench_cinebench_r20_singlecore
cinebench_cinebench_r23_multicore
cinebench_cinebench_r23_singlecore
DETAILED SPECIFICATIONS
SPECIFICATION
Athlon 650
i5-661
Core Specs
Cores
1
2
+100.0%
Threads
1
4
+300.0%
Base Clock (GHz)
650
3.33
-99.5%
Boost Clock (GHz)
—
3.6
Frequency (GHz)
650
3.33
-99.5%
Turbo Clock (GHz)
—
3.6
Multiplier
6.5
25
+284.6%
SMP CPUs
1
1
0.0%
Cache
L1 Cache
128 KB
64 KB (per core)
L2 Cache
256 KB
256 KB (per core)
L3 Cache
—
4 MB (shared)
Power
TDP (W)
38
87
+128.9%
Architecture
Architecture
K7
Westmere
Codename
Thunderbird
Clarkdale
Generation
Athlon Model 4
(Thunderbird)
Core i5
(Clarkdale)
Process Size
180 nm
32 nm
Transistors
37 million
382 million
Die Size
120 mm²
81 mm²
Foundry
—
Intel
Memory
Memory Support
DDR1
DDR3
Memory Bus
—
Dual-channel
Memory Bandwidth
—
21.3 GB/s
ECC Memory
No
No
Platform
Socket
AMD Socket A
Intel Socket 1156
Chipsets
—
Intel H57, Intel H55, Intel P55
PCIe
—
Gen 2, 16 Lanes(CPU only)
Graphics
Integrated Graphics
On certain motherboards (Chipset feature)
Intel HD
Other
Market
Desktop
Desktop
Production Status
End-of-life
End-of-life
Launch Price
—
$196
Part Number
A0650AMT3BA0650APT3B
SLBNESLBTB
Package
—
FC-LGA10