Radeon HD 7450 OEM vs Radeon Pro V620
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7450 OEM 's Advantages
Lower TDP (18W vs 300W)
Radeon Pro V620 's Advantages
Released 9 years and 10 months late
Boost Clock2200MHz
More VRAM (32GB vs 512GB)
Larger VRAM bandwidth (512.0GB/s vs 8.528GB/s)
4448 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7450 OEM
200
Radeon Pro V620
+10040%
20280
Graphics Card
Jan 2012
Release Date
Nov 2021
Southern Islands
Generation
Radeon Pro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1825 MHz
-
Boost Clock
2200 MHz
533 MHz
Memory Clock
2000 MHz
Memory
512MB
Memory Size
32GB
GDDR3
Memory Type
GDDR6
64bit
Memory Bus
256bit
8.528GB/s
Bandwidth
512.0GB/s
Render Config
2
Compute Units
72
160
Shading Units
4608
8
TMUs
288
4
ROPs
128
-
RT Cores
72
8 KB (per CU)
L1 Cache
128 KB per Array
128 KB
L2 Cache
4 MB
-
L3 Cache
128 MB
Theoretical Performance
2.500 GPixel/s
Pixel Rate
281.6 GPixel/s
5.000 GTexel/s
Texture Rate
633.6 GTexel/s
-
FP16 (half)
40.55 TFLOPS
200.0 GFLOPS
FP32 (float)
20.28 TFLOPS
-
FP64 (double)
1267 GFLOPS
Board Design
18W
TDP
300W
200 W
Suggested PSU
700 W
1x DVI
1x HDMI 1.3a
Outputs
No outputs
None
Power Connectors
2x 8-pin
Graphics Processor
Caicos
GPU Name
Navi 21
Caimour
GPU Variant
Navi 21 XT
(215-121000177)
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
0.37 billion
Transistors
26.8 billion
67 mm²
Die Size
520 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
