Home GPU Comparison AMD Radeon HD 6430M vs AMD Radeon R9 M275

AMD Radeon HD 6430M vs AMD Radeon R9 M275

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6430M and 2GB VRAM Radeon R9 M275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M275 's Advantages
Released 3 years late
Boost Clock925MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)
480 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6430M
0.153 TFLOPS
Radeon R9 M275 +673%
1.184 TFLOPS
VS

Graphics Card

Jan 2011
Release Date
Jan 2014
Vancouver
Generation
Gem System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
900 MHz
-
Boost Clock
925 MHz
800 MHz
Memory Clock
1000 MHz

Memory

1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
12.80GB/s
Bandwidth
64.00GB/s

Render Config

2
Compute Units
10
-
-
-
160
Shading Units
640
8
TMUs
40
4
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

1.920 GPixel/s
Pixel Rate
14.80 GPixel/s
3.840 GTexel/s
Texture Rate
37.00 GTexel/s
-
-
-
153.6 GFLOPS
FP32 (float)
1184 GFLOPS
-
FP64 (double)
74.00 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Seymour
GPU Name
Venus
Seymour LP S3 (216-0809020)
GPU Variant
Venus XTX (216-0846033)
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
1.5 billion
67 mm²
Die Size
123 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
-
-
-
5.0
Shader Model
6.5 (5.1)

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