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GPU Comparison
AMD Radeon Pro 455 vs AMD Radeon HD 6850M
AMD Radeon Pro 455 vs AMD Radeon HD 6850M
VS
AMD Radeon Pro 455
AMD Radeon HD 6850M
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 1024MB VRAM Radeon HD 6850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
Released 5 years and 9 months late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (81.28GB/s vs 25.60GB/s)
Lower TDP (35W vs 50W)
AMD Radeon HD 6850M 's Advantages
32 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro 455
+21%
1.313 TFLOPS
Radeon HD 6850M
1.08 TFLOPS
Radeon Pro 455
VS
Radeon HD 6850M
Graphics Card
Oct 2016
Release Date
Jan 2011
Radeon Pro Mac
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1270 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
81.28GB/s
Bandwidth
25.60GB/s
Render Config
-
SM Count
-
12
Compute Units
10
768
Shading Units
800
48
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
256 KB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
10.80 GPixel/s
41.04 GTexel/s
Texture Rate
27.00 GTexel/s
1313 GFLOPS
FP16 (half)
-
1313 GFLOPS
FP32 (float)
1080 GFLOPS
82.08 GFLOPS
FP64 (double)
-
Graphics Processor
Baffin
GPU Name
Granville
Baffin PRO
GPU Variant
Granville PRO
GCN 4.0
Architecture
TeraScale 2
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
3 billion
Transistors
1.04 billion
123 mm²
Die Size
166 mm²
Board Design
35W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
5.0
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6
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8
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