Home GPU Comparison AMD Radeon HD 6430M vs AMD Radeon RX 6700M

AMD Radeon HD 6430M vs AMD Radeon RX 6700M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6430M and 10GB VRAM Radeon RX 6700M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700M 's Advantages
Released 10 years and 4 months late
Boost Clock2400MHz
More VRAM (10GB vs 1024GB)
Larger VRAM bandwidth (320.0GB/s vs 12.80GB/s)
2144 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6430M
0.153 TFLOPS
Radeon RX 6700M +7128%
11.06 TFLOPS
VS

Graphics Card

Jan 2011
Release Date
May 2021
Vancouver
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

-
Base Clock
1489 MHz
-
Boost Clock
2400 MHz
800 MHz
Memory Clock
2000 MHz

Memory

1024MB
Memory Size
10GB
DDR3
Memory Type
GDDR6
64bit
Memory Bus
160bit
12.80GB/s
Bandwidth
320.0GB/s

Render Config

2
Compute Units
36
-
-
-
160
Shading Units
2304
8
TMUs
144
4
ROPs
64
-
-
-
-
RT Cores
36
8 KB (per CU)
L1 Cache
128 KB per Array
128 KB
L2 Cache
3 MB
-
L3 Cache
80 MB

Theoretical Performance

1.920 GPixel/s
Pixel Rate
153.6 GPixel/s
3.840 GTexel/s
Texture Rate
345.6 GTexel/s
-
FP16 (half)
22.12 TFLOPS
153.6 GFLOPS
FP32 (float)
11.06 TFLOPS
-
FP64 (double)
691.2 GFLOPS

Board Design

Unknown
TDP
135W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Seymour
GPU Name
Navi 22
Seymour LP S3 (216-0809020)
GPU Variant
Navi 22
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
0.37 billion
Transistors
17.2 billion
67 mm²
Die Size
335 mm²

Graphics Features

11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
-
-
-
5.0
Shader Model
6.5

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