AMD Radeon HD 6870 X2 vs AMD Radeon RX 5300
GPU Specs Compare
Graphics Card
Release Date
Jul 2011
May 2020
Generation
Northern Islands
Navi
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1050 MHz
1750 MHz
Base Clock
-
1327 MHz
Boost Clock
-
1645 MHz
Memory
Memory Size
1024MB
3GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
96bit
Bandwidth
134.4GB/s
168.0GB/s
Render Config
Compute Units
14
22
Shading Units
1120
1408
TMUs
56
88
ROPs
32
32
L1 Cache
8 KB (per CU)
-
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
52.64 GPixel/s
Texture Rate
50.40 GTexel/s
144.8 GTexel/s
FP32 (float)
2.016 TFLOPS
4.632 TFLOPS
FP16 (half)
-
9.265 TFLOPS
FP64 (double)
-
289.5 GFLOPS
Graphics Processor
GPU Name
Barts
Navi 14
GPU Variant
Barts XT(215-0798000)
Navi 14 XE
Architecture
TeraScale 2
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
1.7 billion
6.4 billion
Die Size
255 mm²
158 mm²
Board Design
TDP
300W
100W
Suggested PSU
700 W
300 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
-
1x 6-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.5