Home GPU Comparison AMD Radeon RX 6300 vs AMD Radeon HD 6870 1600SP Edition

AMD Radeon RX 6300 vs AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 6300 and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300 's Advantages
Boost Clock2040MHz
More VRAM (2GB vs 1024GB)
Lower TDP (32W vs 175W)
AMD Radeon HD 6870 1600SP Edition 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 64.00GB/s)
832 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon RX 6300 +15%
3.133 TFLOPS
Radeon HD 6870 1600SP Edition
2.72 TFLOPS
VS

Graphics Card

Unknown
Release Date
Jan 2013
Navi II
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 2.0 x16

Clock Speeds

1000 MHz
Base Clock
-
2040 MHz
Boost Clock
-
2000 MHz
Memory Clock
1050 MHz

Memory

2GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
32bit
Memory Bus
256bit
64.00GB/s
Bandwidth
134.4GB/s

Render Config

12
Compute Units
20
-
-
-
768
Shading Units
1600
48
TMUs
80
32
ROPs
32
-
-
-
12
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
512 KB
8 MB
L3 Cache
-

Theoretical Performance

65.28 GPixel/s
Pixel Rate
27.20 GPixel/s
97.92 GTexel/s
Texture Rate
68.00 GTexel/s
6.267 TFLOPS
FP16 (half)
-
3.133 TFLOPS
FP32 (float)
2.720 TFLOPS
195.8 GFLOPS
FP64 (double)
544.0 GFLOPS

Board Design

32W
TDP
175W
200 W
Suggested PSU
450 W
2x HDMI 2.1
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
None
Power Connectors
2x 6-pin

Graphics Processor

Navi 24
GPU Name
Cypress
Navi 24 XL
GPU Variant
Cypress XT (215-0735033)
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
6 nm
Process Size
40 nm
5.4 billion
Transistors
2.154 billion
107 mm²
Die Size
334 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.2
OpenCL
1.2
1.3
Vulkan
N/A
-
-
-
6.7
Shader Model
5.0

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