AMD Radeon HD 6490M vs NVIDIA GeForce 8600M GT Mac Edition
We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 512MB VRAM GeForce 8600M GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6490M 's Advantages
Released 3 years and 3 months late
Larger VRAM bandwidth (25.60GB/s vs 20.32GB/s)
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M
+326%
0.256 TFLOPS
GeForce 8600M GT Mac Edition
0.06 TFLOPS
Graphics Card
Jan 2011
Release Date
Oct 2007
Vancouver
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-II
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
635 MHz
Memory
512MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
64bit
Memory Bus
128bit
25.60GB/s
Bandwidth
20.32GB/s
Render Config
2
Compute Units
-
-
SM Count
4
160
Shading Units
32
8
TMUs
16
4
ROPs
8
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
3.200 GPixel/s
Pixel Rate
3.760 GPixel/s
6.400 GTexel/s
Texture Rate
7.520 GTexel/s
-
-
-
256.0 GFLOPS
FP32 (float)
60.16 GFLOPS
-
-
-
Board Design
Unknown
TDP
20W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
-
-
Graphics Processor
Seymour
GPU Name
G84
Seymour XTX S3
(216-0809024)
GPU Variant
NB8P-GS
TeraScale 2
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
0.37 billion
Transistors
0.289 billion
67 mm²
Die Size
169 mm²
Graphics Features
11.2 (11_0)
DirectX
11.1 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
5.0
Shader Model
4.0
