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GPU Comparison
AMD Radeon HD 6990M Rebrand vs AMD Radeon HD 7670M Rebrand
AMD Radeon HD 6990M Rebrand vs AMD Radeon HD 7670M Rebrand
VS
AMD Radeon HD 6990M Rebrand
AMD Radeon HD 7670M Rebrand
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 1024MB VRAM Radeon HD 7670M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6990M Rebrand 's Advantages
Larger VRAM bandwidth (70.40GB/s vs 28.80GB/s)
320 additional rendering cores
AMD Radeon HD 7670M Rebrand 's Advantages
Released 1 years late
Lower TDP (20W vs 100W)
Score
Benchmark
FP32 (float)
Radeon HD 6990M Rebrand
+122%
1.28 TFLOPS
Radeon HD 7670M Rebrand
0.576 TFLOPS
Radeon HD 6990M Rebrand
VS
Radeon HD 7670M Rebrand
Graphics Card
Jul 2011
Release Date
Jul 2012
Vancouver
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1100 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
70.40GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
-
14
Compute Units
6
800
Shading Units
480
40
TMUs
24
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
Theoretical Performance
12.80 GPixel/s
Pixel Rate
9.600 GPixel/s
32.00 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
1280 GFLOPS
FP32 (float)
576.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Broadway
GPU Name
Whistler
Broadway XTX
GPU Variant
Whistler XT (216-0810001)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.04 billion
Transistors
0.716 billion
166 mm²
Die Size
104 mm²
Board Design
100W
TDP
20W
-
Suggested PSU
-
No outputs
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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9
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10
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