Home GPU Comparison AMD Radeon R5 A255 vs NVIDIA GeForce MX330

AMD Radeon R5 A255 vs NVIDIA GeForce MX330

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 2GB VRAM GeForce MX330 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 56.06GB/s)
NVIDIA GeForce MX330 's Advantages
Released 6 years and 1 months late
Boost Clock has increased by 70% (1594MHz vs 940MHz)
More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)
Radeon R5 A255
0.721 TFLOPS
GeForce MX330 +69%
1.224 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
Feb 2020
All-In-One
Generation
GeForce MX
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x4

Clock Speeds

925 MHz
Base Clock
1531 MHz
940 MHz
Boost Clock
1594 MHz
1000 MHz
Memory Clock
1752 MHz

Memory

1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
64.00GB/s
Bandwidth
56.06GB/s

Render Config

6
Compute Units
-
-
SM Count
3
384
Shading Units
384
24
TMUs
24
8
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
48 KB (per SM)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

7.520 GPixel/s
Pixel Rate
25.50 GPixel/s
22.56 GTexel/s
Texture Rate
38.26 GTexel/s
-
FP16 (half)
19.13 GFLOPS
721.9 GFLOPS
FP32 (float)
1224 GFLOPS
-
FP64 (double)
38.26 GFLOPS

Board Design

Unknown
TDP
10W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Topaz
GPU Name
GP108
Topaz PRO (216-0858030)
GPU Variant
GP108-655-A1 (N17S-G3-A1)
GCN 3.0
Architecture
Pascal
TSMC
Foundry
Samsung
28 nm
Process Size
14 nm
1.55 billion
Transistors
1.8 billion
125 mm²
Die Size
74 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
6.1
6.5
Shader Model
6.4

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