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GPU Comparison
AMD Radeon RX 7950 XT vs ATI Radeon HD 4450
AMD Radeon RX 7950 XT vs ATI Radeon HD 4450
VS
AMD Radeon RX 7950 XT
ATI Radeon HD 4450
We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 7950 XT 's Advantages
Boost Clock3000MHz
Larger VRAM bandwidth (800.0GB/s vs 6.400GB/s)
5296 additional rendering cores
ATI Radeon HD 4450 's Advantages
Lower TDP (25W vs 300W)
Score
Benchmark
FP32 (float)
Radeon RX 7950 XT
+67097%
64.51 TFLOPS
Radeon HD 4450
0.096 TFLOPS
Radeon RX 7950 XT
VS
Radeon HD 4450
Graphics Card
Unknown
Release Date
Nov 2011
Navi III
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2000 MHz
Base Clock
-
3000 MHz
Boost Clock
-
2500 MHz
Memory Clock
400 MHz
Memory
20GB
Memory Size
512MB
GDDR6
Memory Type
DDR2
320bit
Memory Bus
64bit
800.0GB/s
Bandwidth
6.400GB/s
Render Config
-
SM Count
-
84
Compute Units
1
5376
Shading Units
80
336
TMUs
8
192
ROPs
4
-
Tensor Cores
-
84
RT Cores
-
256 KB per Array
L1 Cache
16 KB (per CU)
6 MB
L2 Cache
64 KB
Theoretical Performance
576.0 GPixel/s
Pixel Rate
2.400 GPixel/s
1008 GTexel/s
Texture Rate
4.800 GTexel/s
129.0 TFLOPS
FP16 (half)
-
64.51 TFLOPS
FP32 (float)
96.00 GFLOPS
2.016 TFLOPS
FP64 (double)
-
Graphics Processor
Navi 31
GPU Name
RV710
Navi 31 XT+
GPU Variant
RV710 (215-0725016)
RDNA 3.0
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
57.7 billion
Transistors
0.242 billion
529 mm²
Die Size
73 mm²
Board Design
300W
TDP
25W
700 W
Suggested PSU
200 W
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
Outputs
1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0
2x 8-pin
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.2
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
-
6.7
Shader Model
4.1
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