Home GPU Comparison AMD Radeon RX 6300M vs AMD Radeon HD 6630M

AMD Radeon RX 6300M vs AMD Radeon HD 6630M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 6300M and 1024MB VRAM Radeon HD 6630M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300M 's Advantages
Released 11 years late
Boost Clock2400MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (72.00GB/s vs 25.60GB/s)
288 additional rendering cores
AMD Radeon HD 6630M 's Advantages
Lower TDP (26W vs 35W)

Score

Benchmark

FP32 (float)
Radeon RX 6300M +667%
3.686 TFLOPS
Radeon HD 6630M
0.48 TFLOPS
VS

Graphics Card

Jan 2022
Release Date
Jan 2011
Mobility Radeon
Generation
Vancouver
Mobile
Type
Mobile
PCIe 4.0 x4
Bus Interface
PCIe 2.0 x16

Clock Speeds

2000 MHz
Base Clock
-
2400 MHz
Boost Clock
-
2250 MHz
Memory Clock
800 MHz

Memory

2GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
32bit
Memory Bus
128bit
72.00GB/s
Bandwidth
25.60GB/s

Render Config

12
Compute Units
6
-
-
-
768
Shading Units
480
48
TMUs
24
32
ROPs
8
-
-
-
12
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
256 KB
8 MB
L3 Cache
-

Theoretical Performance

76.80 GPixel/s
Pixel Rate
4.000 GPixel/s
115.2 GTexel/s
Texture Rate
12.00 GTexel/s
7.373 TFLOPS
FP16 (half)
-
3.686 TFLOPS
FP32 (float)
480.0 GFLOPS
230.4 GFLOPS
FP64 (double)
-

Board Design

35W
TDP
26W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Navi 24
GPU Name
Whistler
Navi 24 XML
GPU Variant
Whistler LP
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
6 nm
Process Size
40 nm
5.4 billion
Transistors
0.716 billion
107 mm²
Die Size
104 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.2
OpenCL
1.2
1.3
Vulkan
N/A
-
-
-
6.6
Shader Model
5.0

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