Home GPU Comparison NVIDIA GeForce RTX 5070 Mobile vs AMD Radeon R5 A255

NVIDIA GeForce RTX 5070 Mobile vs AMD Radeon R5 A255

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 5070 Mobile and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 Mobile 's Advantages
Released 11 years late
Boost Clock has increased by 168% (2520MHz vs 940MHz)
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (507.2GB/s vs 64.00GB/s)
4224 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce RTX 5070 Mobile +3120%
23.22 TFLOPS
Radeon R5 A255
0.721 TFLOPS
VS

Graphics Card

Jan 2025
Release Date
Jan 2014
GeForce 50 Mobile
Generation
All-In-One
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

2235 MHz
Base Clock
925 MHz
2520 MHz
Boost Clock
940 MHz
2500 MHz
Memory Clock
1000 MHz

Memory

8GB
Memory Size
1024MB
GDDR7
Memory Type
GDDR5
128bit
Memory Bus
128bit
507.2GB/s
Bandwidth
64.00GB/s

Render Config

-
Compute Units
6
36
SM Count
-
4608
Shading Units
384
144
TMUs
24
48
ROPs
8
144
Tensor Cores
-
36
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
32 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

121.0 GPixel/s
Pixel Rate
7.520 GPixel/s
362.9 GTexel/s
Texture Rate
22.56 GTexel/s
23.22 TFLOPS
FP16 (half)
-
23.22 TFLOPS
FP32 (float)
721.9 GFLOPS
362.9 GFLOPS
FP64 (double)
-

Board Design

115W
TDP
Unknown
300 W
Suggested PSU
-
1x HDMI 2.13x DisplayPort 1.4a
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

GB206
GPU Name
Topaz
GB206
GPU Variant
Topaz PRO (216-0858030)
Blackwell 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
4 nm
Process Size
28 nm
Unknown
Transistors
1.55 billion
Unknown
Die Size
125 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
10.1
CUDA
-
6.8
Shader Model
6.5

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