NVIDIA GeForce 8600M GT Mac Edition vs NVIDIA GeForce 805A
We compared two Mobile platform GPUs: 512MB VRAM GeForce 8600M GT Mac Edition and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 8600M GT Mac Edition 's Advantages
Larger VRAM bandwidth (20.32GB/s vs 16.02GB/s)
NVIDIA GeForce 805A 's Advantages
Released 6 years and 9 months late
Boost Clock758MHz
More VRAM (1024GB vs 512GB)
160 additional rendering cores
Lower TDP (15W vs 20W)
Score
Benchmark
FP32 (float)
GeForce 8600M GT Mac Edition
0.06 TFLOPS
GeForce 805A
+385%
0.291 TFLOPS
Graphics Card
Oct 2007
Release Date
Jul 2014
GeForce 8M
Generation
GeForce 800A
Mobile
Type
Mobile
MXM-II
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
719 MHz
-
Boost Clock
758 MHz
635 MHz
Memory Clock
1001 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
20.32GB/s
Bandwidth
16.02GB/s
Render Config
-
-
-
4
SM Count
-
32
Shading Units
192
16
TMUs
16
8
ROPs
8
-
-
-
-
-
-
-
L1 Cache
16 KB (per SMX)
32 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
3.760 GPixel/s
Pixel Rate
6.064 GPixel/s
7.520 GTexel/s
Texture Rate
12.13 GTexel/s
-
-
-
60.16 GFLOPS
FP32 (float)
291.1 GFLOPS
-
FP64 (double)
12.13 GFLOPS
Board Design
20W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
G84
GPU Name
GK208
NB8P-GS
GPU Variant
-
Tesla
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
80 nm
Process Size
28 nm
0.289 billion
Transistors
1.02 billion
169 mm²
Die Size
87 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
1.1
CUDA
3.5
4.0
Shader Model
5.1
