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GPU Comparison
AMD Radeon Pro V620 vs ATI Radeon HD 3450
AMD Radeon Pro V620 vs ATI Radeon HD 3450
VS
AMD Radeon Pro V620
ATI Radeon HD 3450
We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro V620 's Advantages
Released 13 years and 11 months late
Boost Clock2200MHz
Larger VRAM bandwidth (512.0GB/s vs 8.000GB/s)
4568 additional rendering cores
ATI Radeon HD 3450 's Advantages
Lower TDP (25W vs 300W)
Score
Benchmark
FP32 (float)
Radeon Pro V620
+42150%
20.28 TFLOPS
Radeon HD 3450
0.048 TFLOPS
Radeon Pro V620
VS
Radeon HD 3450
Graphics Card
Nov 2021
Release Date
Dec 2007
Radeon Pro
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1825 MHz
Base Clock
-
2200 MHz
Boost Clock
-
2000 MHz
Memory Clock
500 MHz
Memory
32GB
Memory Size
256MB
GDDR6
Memory Type
DDR2
256bit
Memory Bus
64bit
512.0GB/s
Bandwidth
8.000GB/s
Render Config
-
SM Count
-
72
Compute Units
2
4608
Shading Units
40
288
TMUs
4
128
ROPs
4
-
Tensor Cores
-
72
RT Cores
-
128 KB per Array
L1 Cache
-
4 MB
L2 Cache
64 KB
Theoretical Performance
281.6 GPixel/s
Pixel Rate
2.400 GPixel/s
633.6 GTexel/s
Texture Rate
2.400 GTexel/s
40.55 TFLOPS
FP16 (half)
-
20.28 TFLOPS
FP32 (float)
48.00 GFLOPS
1267 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 21
GPU Name
RV620
Navi 21 XT (215-121000177)
GPU Variant
RV620 LE
RDNA 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
7 nm
Process Size
55 nm
26.8 billion
Transistors
0.181 billion
520 mm²
Die Size
67 mm²
Board Design
300W
TDP
25W
700 W
Suggested PSU
200 W
No outputs
Outputs
1x DVI 1x VGA 1x S-Video
2x 8-pin
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
N/A
1.3
Vulkan
N/A
-
CUDA
-
6.5
Shader Model
4.1
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