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GPU Comparison
AMD Radeon HD 6490M vs AMD Radeon HD 7670A
AMD Radeon HD 6490M vs AMD Radeon HD 7670A
VS
AMD Radeon HD 6490M
AMD Radeon HD 7670A
We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM Radeon HD 7670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7670A 's Advantages
Released 1 years late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)
320 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M
0.256 TFLOPS
Radeon HD 7670A
+125%
0.576 TFLOPS
Radeon HD 6490M
VS
Radeon HD 7670A
Graphics Card
Jan 2011
Release Date
Jan 2012
Vancouver
Generation
All-In-One
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
800 MHz
Memory Clock
1000 MHz
Memory
512MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
128bit
25.60GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
2
Compute Units
6
160
Shading Units
480
8
TMUs
24
4
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
256 KB
Theoretical Performance
3.200 GPixel/s
Pixel Rate
4.800 GPixel/s
6.400 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
256.0 GFLOPS
FP32 (float)
576.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Seymour
GPU Name
Turks
Seymour XTX S3 (216-0809024)
GPU Variant
Turks XT (215-0803000)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.37 billion
Transistors
0.716 billion
67 mm²
Die Size
118 mm²
Board Design
Unknown
TDP
45W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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