CPU Comparison
AMD
AMD Athlon II X4 645
CORE STATE
Propus
CORE SPECS
4 Cores / 4 Threads
CLOCK SPEED
3.1 Base
CACHE
โ
MAX TDP
95W
ARCHITECTURE
K10
PROCESS
45 nm
LAUNCH DATE
2010
VS
INTEL
Core i7-740QM
CORE STATE
Clarksfield
CORE SPECS
4 Cores / 8 Threads
CLOCK SPEED
1733 Base / 2.93 GHz Turbo
CACHE
6 MB (shared)
MAX TDP
45W
ARCHITECTURE
Nehalem
PROCESS
45 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
geekbench_multicore
geekbench_singlecore
DETAILED SPECIFICATIONS
SPECIFICATION
Athlon II X4 645
i7-740QM
Core Specs
Cores
4
4
0.0%
Threads
4
8
+100.0%
Base Clock (GHz)
3.1
1,733
+55803.2%
Boost Clock (GHz)
โ
2.93
Frequency (GHz)
3.1
1,733
+55803.2%
Turbo Clock (GHz)
โ
2.93
Multiplier
15.5
13
-16.1%
SMP CPUs
1
1
0.0%
Cache
L1 Cache
128 KB (per core)
64 KB (per core)
L2 Cache
512 KB (per core)
256 KB (per core)
L3 Cache
โ
6 MB (shared)
Power
TDP (W)
95
45
-52.6%
Architecture
Architecture
K10
Nehalem
Codename
Propus
Clarksfield
Generation
Athlon II X4
(Propus)
Core i7
(Clarksfield)
Process Size
45 nm
45 nm
Transistors
300 million
774 million
Die Size
169 mmยฒ
296 mmยฒ
Foundry
โ
Intel
Memory
Memory Support
DDR3
DDR3
Memory Bus
Dual-channel
Dual-channel
Memory Bandwidth
โ
21.3 GB/s
ECC Memory
No
No
Platform
Socket
AMD Socket AM3
Intel Socket G1
Chipsets
โ
PM55, HM55, QM57, HM57
PCIe
Gen 2
Gen 2, 16 Lanes(CPU only)
Graphics
Integrated Graphics
On certain motherboards (Chipset feature)
None
Other
Market
Desktop
Mobile
Production Status
End-of-life
End-of-life
Launch Price
โ
$378
Part Number
ADX645WFK42GMADX645WFGMBOX
SLBQGQ3SH
Package
ยตPGA
ยตFC-PGA8
Tj Max
โ
100ยฐC
Bundled Cooler
โ
None