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GPU Comparison
AMD Radeon HD 7450 OEM vs AMD Radeon RX 580X
AMD Radeon HD 7450 OEM vs AMD Radeon RX 580X
VS
AMD Radeon HD 7450 OEM
AMD Radeon RX 580X
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 8GB VRAM Radeon RX 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7450 OEM 's Advantages
Lower TDP (18W vs 185W)
AMD Radeon RX 580X 's Advantages
Released 6 years and 3 months late
Boost Clock1340MHz
Larger VRAM bandwidth (256.0GB/s vs 8.528GB/s)
2144 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7450 OEM
0.2 TFLOPS
Radeon RX 580X
+2987%
6.175 TFLOPS
Radeon HD 7450 OEM
VS
Radeon RX 580X
Graphics Card
Jan 2012
Release Date
Apr 2018
Southern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1257 MHz
-
Boost Clock
1340 MHz
533 MHz
Memory Clock
2000 MHz
Memory
512MB
Memory Size
8GB
GDDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
8.528GB/s
Bandwidth
256.0GB/s
Render Config
-
SM Count
-
2
Compute Units
36
160
Shading Units
2304
8
TMUs
144
4
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
2 MB
Theoretical Performance
2.500 GPixel/s
Pixel Rate
42.88 GPixel/s
5.000 GTexel/s
Texture Rate
193.0 GTexel/s
-
FP16 (half)
6.175 TFLOPS
200.0 GFLOPS
FP32 (float)
6.175 TFLOPS
-
FP64 (double)
385.9 GFLOPS
Graphics Processor
Caicos
GPU Name
Polaris 20
Caimour
GPU Variant
Polaris 20 XTX (215-0910038)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.37 billion
Transistors
5.7 billion
67 mm²
Die Size
232 mm²
Board Design
18W
TDP
185W
200 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.3a
Outputs
1x HDMI 2.0b 3x DisplayPort 1.4a
None
Power Connectors
1x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
6.4
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