Home GPU Comparison AMD Radeon RX 5700 vs AMD Radeon HD 6450

AMD Radeon RX 5700 vs AMD Radeon HD 6450

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 5700 and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5700 's Advantages
Released 8 years and 3 months late
Boost Clock1725MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (448.0GB/s vs 25.60GB/s)
2144 additional rendering cores
AMD Radeon HD 6450 's Advantages
Lower TDP (18W vs 180W)

Score

Benchmark

FP32 (float)
Radeon RX 5700 +3874%
7.949 TFLOPS
Radeon HD 6450
0.2 TFLOPS
VS

Graphics Card

Jul 2019
Release Date
Apr 2011
Navi
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1465 MHz
Base Clock
-
1725 MHz
Boost Clock
-
1750 MHz
Memory Clock
800 MHz

Memory

8GB
Memory Size
512MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
25.60GB/s

Render Config

36
Compute Units
2
-
-
-
2304
Shading Units
160
144
TMUs
8
64
ROPs
4
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
4 MB
L2 Cache
128 KB
-
-
-

Theoretical Performance

110.4 GPixel/s
Pixel Rate
2.500 GPixel/s
248.4 GTexel/s
Texture Rate
5.000 GTexel/s
15.90 TFLOPS
FP16 (half)
-
7.949 TFLOPS
FP32 (float)
200.0 GFLOPS
496.8 GFLOPS
FP64 (double)
-

Board Design

180W
TDP
18W
450 W
Suggested PSU
200 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Processor

Navi 10
GPU Name
Caicos
Navi 10 XL (215-0917220)
GPU Variant
Caicos PRO
RDNA 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
10.3 billion
Transistors
0.37 billion
251 mm²
Die Size
67 mm²

Graphics Features

12 (12_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.3
Vulkan
N/A
-
-
-
6.5
Shader Model
5.0

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