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GPU Comparison
AMD Radeon HD 7630M vs AMD Radeon HD 6990M Rebrand
AMD Radeon HD 7630M vs AMD Radeon HD 6990M Rebrand
VS
AMD Radeon HD 7630M
AMD Radeon HD 6990M Rebrand
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7630M and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7630M 's Advantages
Released 6 months late
Lower TDP (20W vs 100W)
AMD Radeon HD 6990M Rebrand 's Advantages
Larger VRAM bandwidth (70.40GB/s vs 25.60GB/s)
320 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7630M
0.432 TFLOPS
Radeon HD 6990M Rebrand
+196%
1.28 TFLOPS
Radeon HD 7630M
VS
Radeon HD 6990M Rebrand
Graphics Card
Jan 2012
Release Date
Jul 2011
London
Generation
Vancouver
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
1100 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
25.60GB/s
Bandwidth
70.40GB/s
Render Config
6
Compute Units
14
-
-
-
480
Shading Units
800
24
TMUs
40
8
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.600 GPixel/s
Pixel Rate
12.80 GPixel/s
10.80 GTexel/s
Texture Rate
32.00 GTexel/s
-
-
-
432.0 GFLOPS
FP32 (float)
1280 GFLOPS
-
-
-
Board Design
20W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
Thames
GPU Name
Broadway
Thames LP
GPU Variant
Broadway XTX
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.716 billion
Transistors
1.04 billion
104 mm²
Die Size
166 mm²
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
-
-
-
5.0
Shader Model
5.0
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