NVIDIA GeForce GTX 490 vs NVIDIA GeForce 8600 GT Mac Edition
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 128MB VRAM GeForce 8600 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
More VRAM (1536GB vs 128GB)
Larger VRAM bandwidth (164.0GB/s vs 24.00GB/s)
448 additional rendering cores
NVIDIA GeForce 8600 GT Mac Edition 's Advantages
Lower TDP (47W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+1153%
1.166 TFLOPS
GeForce 8600 GT Mac Edition
0.093 TFLOPS
Graphics Card
Unknown
Release Date
Apr 2007
GeForce 400
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
750 MHz
Memory
1536MB
Memory Size
128MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
128bit
164.0GB/s
Bandwidth
24.00GB/s
Render Config
-
-
-
15
SM Count
4
480
Shading Units
32
60
TMUs
16
48
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
4.800 GPixel/s
36.48 GTexel/s
Texture Rate
9.600 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
92.80 GFLOPS
145.8 GFLOPS
FP64 (double)
-
Board Design
365W
TDP
47W
750 W
Suggested PSU
200 W
3x DVI
1x mini-DisplayPort
Outputs
2x DVI
2x 8-pin
Power Connectors
None
Graphics Processor
GF100
GPU Name
G84
GF100-375-A3
GPU Variant
G84-303-A2
Fermi
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
3.1 billion
Transistors
0.289 billion
529 mm²
Die Size
169 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.0
CUDA
1.1
5.1
Shader Model
4.0
