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GPU Comparison
AMD Radeon RX 6450M vs AMD Radeon HD 6950M
AMD Radeon RX 6450M vs AMD Radeon HD 6950M
VS
AMD Radeon RX 6450M
AMD Radeon HD 6950M
We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6450M 's Advantages
Released 12 years late
Boost Clock2460MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (128.0GB/s vs 115.2GB/s)
AMD Radeon HD 6950M 's Advantages
192 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6450M
+239%
3.779 TFLOPS
Radeon HD 6950M
1.114 TFLOPS
Radeon RX 6450M
VS
Radeon HD 6950M
Graphics Card
Jan 2023
Release Date
Jan 2011
Navi Mobile
Generation
Vancouver
Mobile
Type
Mobile
PCIe 4.0 x4
Bus Interface
MXM-B (3.0)
Clock Speeds
2000 MHz
Base Clock
-
2460 MHz
Boost Clock
-
2000 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
64bit
Memory Bus
256bit
128.0GB/s
Bandwidth
115.2GB/s
Render Config
-
SM Count
-
12
Compute Units
12
768
Shading Units
960
48
TMUs
48
32
ROPs
32
-
Tensor Cores
-
12
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
78.72 GPixel/s
Pixel Rate
18.56 GPixel/s
118.1 GTexel/s
Texture Rate
27.84 GTexel/s
7.557 TFLOPS
FP16 (half)
-
3.779 TFLOPS
FP32 (float)
1114 GFLOPS
236.2 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 24
GPU Name
Blackcomb
Navi 24 XML
GPU Variant
Blackcomb PRO
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
6 nm
Process Size
40 nm
5.4 billion
Transistors
1.7 billion
107 mm²
Die Size
212 mm²
Board Design
50W
TDP
50W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
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
-
CUDA
-
6.7
Shader Model
5.0
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4
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7
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