Home GPU Comparison AMD Radeon R5 M255 vs NVIDIA GeForce MX450 25W

AMD Radeon R5 M255 vs NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M255 's Advantages
Boost Clock has increased by 1% (940MHz vs 930MHz)
NVIDIA GeForce MX450 25W 's Advantages
Released 5 years and 10 months late
Larger VRAM bandwidth (80.00GB/s vs 32.00GB/s)
512 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 M255
0.721 TFLOPS
GeForce MX450 25W +131%
1.667 TFLOPS
VS

Graphics Card

Oct 2014
Release Date
Aug 2020
Gem System
Generation
GeForce MX
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x4

Clock Speeds

925 MHz
Base Clock
720 MHz
940 MHz
Boost Clock
930 MHz
1000 MHz
Memory Clock
1250 MHz

Memory

2GB
Memory Size
2GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
64bit
32.00GB/s
Bandwidth
80.00GB/s

Render Config

6
Compute Units
-
-
SM Count
14
384
Shading Units
896
24
TMUs
56
8
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

7.520 GPixel/s
Pixel Rate
29.76 GPixel/s
22.56 GTexel/s
Texture Rate
52.08 GTexel/s
721.9 GFLOPS
FP16 (half)
3.333 TFLOPS
721.9 GFLOPS
FP32 (float)
1.667 TFLOPS
45.12 GFLOPS
FP64 (double)
52.08 GFLOPS

Board Design

Unknown
TDP
25W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Topaz
GPU Name
TU117
Topaz PRO (216-0858030)
GPU Variant
N18S-G5
GCN 3.0
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
1.55 billion
Transistors
4.7 billion
125 mm²
Die Size
200 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2.170
Vulkan
1.3
-
CUDA
7.5
6.5
Shader Model
6.6

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