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GPU Comparison
AMD Radeon R5 M255 vs ATI Mobility Radeon HD 5450
AMD Radeon R5 M255 vs ATI Mobility Radeon HD 5450
VS
AMD Radeon R5 M255
ATI Mobility Radeon HD 5450
We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 1024MB VRAM Mobility Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R5 M255 's Advantages
Released 4 years and 9 months late
Boost Clock940MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (32.00GB/s vs 12.80GB/s)
304 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R5 M255
+567%
0.721 TFLOPS
Mobility Radeon HD 5450
0.108 TFLOPS
Radeon R5 M255
VS
Mobility Radeon HD 5450
Graphics Card
Oct 2014
Release Date
Jan 2010
Gem System
Generation
Manhattan
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
925 MHz
Base Clock
-
940 MHz
Boost Clock
-
1000 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR3
128bit
Memory Bus
64bit
32.00GB/s
Bandwidth
12.80GB/s
Render Config
-
SM Count
-
6
Compute Units
1
384
Shading Units
80
24
TMUs
8
8
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
7.520 GPixel/s
Pixel Rate
2.700 GPixel/s
22.56 GTexel/s
Texture Rate
5.400 GTexel/s
721.9 GFLOPS
FP16 (half)
-
721.9 GFLOPS
FP32 (float)
108.0 GFLOPS
45.12 GFLOPS
FP64 (double)
-
Graphics Processor
Topaz
GPU Name
Park
Topaz PRO (216-0858030)
GPU Variant
Park PRO (216-0774007)
GCN 3.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.55 billion
Transistors
0.292 billion
125 mm²
Die Size
59 mm²
Board Design
Unknown
TDP
11W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.2.170
Vulkan
N/A
-
CUDA
-
6.5
Shader Model
5.0
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