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GPU Comparison
AMD Radeon HD 6990M Rebrand vs AMD Radeon HD 8750A
AMD Radeon HD 6990M Rebrand vs AMD Radeon HD 8750A
VS
AMD Radeon HD 6990M Rebrand
AMD Radeon HD 8750A
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 1024MB VRAM Radeon HD 8750A 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 16.00GB/s)
416 additional rendering cores
AMD Radeon HD 8750A 's Advantages
Released 1 years and 7 months late
Lower TDP (45W vs 100W)
Score
Benchmark
FP32 (float)
Radeon HD 6990M Rebrand
+177%
1.28 TFLOPS
Radeon HD 8750A
0.461 TFLOPS
Radeon HD 6990M Rebrand
VS
Radeon HD 8750A
Graphics Card
Jul 2011
Release Date
Feb 2013
Vancouver
Generation
All-In-One
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1100 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
70.40GB/s
Bandwidth
16.00GB/s
Render Config
-
SM Count
-
14
Compute Units
6
800
Shading Units
384
40
TMUs
24
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
12.80 GPixel/s
Pixel Rate
4.800 GPixel/s
32.00 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
1280 GFLOPS
FP32 (float)
460.8 GFLOPS
-
FP64 (double)
28.80 GFLOPS
Graphics Processor
Broadway
GPU Name
Mars
Broadway XTX
GPU Variant
Mars XT
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.04 billion
Transistors
0.95 billion
166 mm²
Die Size
77 mm²
Board Design
100W
TDP
45W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
5.1
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