NVIDIA GeForce GT 640M Mac Edition vs NVIDIA GeForce 8800M GTS
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 512MB VRAM GeForce 8800M GTS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640M Mac Edition 's Advantages
Released 5 years and 3 months late
320 additional rendering cores
Lower TDP (32W vs 50W)
NVIDIA GeForce 8800M GTS 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 40.00GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
+257%
0.572 TFLOPS
GeForce 8800M GTS
0.16 TFLOPS
Graphics Card
Feb 2013
Release Date
Nov 2007
GeForce 600M
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-HE
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
800 MHz
Memory
512MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
64bit
Memory Bus
256bit
40.00GB/s
Bandwidth
51.20GB/s
Render Config
-
-
-
-
SM Count
8
384
Shading Units
64
32
TMUs
32
8
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
128 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
5.960 GPixel/s
Pixel Rate
8.000 GPixel/s
23.84 GTexel/s
Texture Rate
16.00 GTexel/s
-
-
-
572.2 GFLOPS
FP32 (float)
160.0 GFLOPS
23.84 GFLOPS
FP64 (double)
-
Board Design
32W
TDP
50W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK107
GPU Name
G92
N13P-GS
GPU Variant
NB8E-GT-A2
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
1.27 billion
Transistors
0.754 billion
118 mm²
Die Size
324 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
1.1
5.1
Shader Model
4.0
