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GPU Comparison
AMD Radeon HD 6990M vs AMD Radeon HD 8730A
AMD Radeon HD 6990M vs AMD Radeon HD 8730A
VS
AMD Radeon HD 6990M
AMD Radeon HD 8730A
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 1024MB VRAM Radeon HD 8730A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6990M 's Advantages
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (115.2GB/s vs 32.00GB/s)
736 additional rendering cores
AMD Radeon HD 8730A 's Advantages
Released 1 years and 9 months late
Boost Clock700MHz
Score
Benchmark
FP32 (float)
Radeon HD 6990M
+198%
1.602 TFLOPS
Radeon HD 8730A
0.537 TFLOPS
Radeon HD 6990M
VS
Radeon HD 8730A
Graphics Card
Jul 2011
Release Date
Apr 2013
Vancouver
Generation
All-In-One
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
650 MHz
-
Boost Clock
700 MHz
900 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
32.00GB/s
Render Config
-
SM Count
-
14
Compute Units
6
1120
Shading Units
384
56
TMUs
24
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
22.88 GPixel/s
Pixel Rate
5.600 GPixel/s
40.04 GTexel/s
Texture Rate
16.80 GTexel/s
-
FP16 (half)
-
1.602 TFLOPS
FP32 (float)
537.6 GFLOPS
-
FP64 (double)
33.60 GFLOPS
Graphics Processor
Blackcomb
GPU Name
Mars
Blackcomb XTX (216-0811030)
GPU Variant
Mars M2 LP (216-0842009)
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.7 billion
Transistors
0.95 billion
212 mm²
Die Size
77 mm²
Board Design
100W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
-
CUDA
-
5.0
Shader Model
6.5 (5.1)
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