GeForce 310M vs GeForce GT 640M Mac Edition
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 310M and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 310M 's Advantages
More VRAM (1024GB vs 512GB)
Lower TDP (14W vs 32W)
GeForce GT 640M Mac Edition 's Advantages
Released 3 years and 1 months late
Larger VRAM bandwidth (40.00GB/s vs 10.67GB/s)
368 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 310M
49
GeForce GT 640M Mac Edition
+1067%
572
Graphics Card
Jan 2010
Release Date
Feb 2013
GeForce 300M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
667 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
512MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
64bit
10.67GB/s
Bandwidth
40.00GB/s
Render Config
2
SM Count
-
16
Shading Units
384
8
TMUs
32
4
ROPs
8
-
L1 Cache
16 KB (per SMX)
32 KB
L2 Cache
128 KB
Theoretical Performance
2.424 GPixel/s
Pixel Rate
5.960 GPixel/s
4.848 GTexel/s
Texture Rate
23.84 GTexel/s
48.96 GFLOPS
FP32 (float)
572.2 GFLOPS
-
FP64 (double)
23.84 GFLOPS
Board Design
14W
TDP
32W
No outputs
Outputs
No outputs
Graphics Processor
GT218
GPU Name
GK107
N11M-GE1
GPU Variant
N13P-GS
Tesla 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.26 billion
Transistors
1.27 billion
57 mm²
Die Size
118 mm²
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
1.2
CUDA
3.0
4.1
Shader Model
5.1
