Home GPU Comparison AMD Radeon HD 7450 OEM vs AMD Radeon RX 560X

AMD Radeon HD 7450 OEM vs AMD Radeon RX 560X

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 4GB VRAM Radeon RX 560X 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 75W)
AMD Radeon RX 560X 's Advantages
Released 6 years and 3 months late
Boost Clock1275MHz
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (112.0GB/s vs 8.528GB/s)
864 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 7450 OEM
0.2 TFLOPS
Radeon RX 560X +1205%
2.611 TFLOPS
VS

Graphics Card

Jan 2012
Release Date
Apr 2018
Southern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1175 MHz
-
Boost Clock
1275 MHz
533 MHz
Memory Clock
1750 MHz

Memory

512MB
Memory Size
4GB
GDDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
8.528GB/s
Bandwidth
112.0GB/s

Render Config

2
Compute Units
16
-
-
-
160
Shading Units
1024
8
TMUs
64
4
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
1024 KB
-
-
-

Theoretical Performance

2.500 GPixel/s
Pixel Rate
20.40 GPixel/s
5.000 GTexel/s
Texture Rate
81.60 GTexel/s
-
FP16 (half)
2.611 TFLOPS
200.0 GFLOPS
FP32 (float)
2.611 TFLOPS
-
FP64 (double)
163.2 GFLOPS

Board Design

18W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.3a
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Processor

Caicos
GPU Name
Polaris 21
Caimour
GPU Variant
Polaris 21 XT (215-0908004)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.37 billion
Transistors
3 billion
67 mm²
Die Size
123 mm²

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
-
-
-
5.0
Shader Model
6.4

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