AMD Radeon HD 8870 OEM vs AMD Radeon RX 5700
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Jul 2019
Generation
Sea Islands
Navi
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
1750 MHz
Base Clock
-
1465 MHz
Boost Clock
-
1725 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
448.0GB/s
Render Config
Compute Units
20
36
Shading Units
1280
2304
TMUs
80
144
ROPs
32
64
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
4 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
110.4 GPixel/s
Texture Rate
80.00 GTexel/s
248.4 GTexel/s
FP32 (float)
2.560 TFLOPS
7.949 TFLOPS
FP64 (double)
160.0 GFLOPS
496.8 GFLOPS
FP16 (half)
-
15.90 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 10
GPU Variant
Pitcairn XT(215-0828047)
Navi 10 XL(215-0917220)
Architecture
GCN 1.0
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
10.3 billion
Die Size
212 mm²
251 mm²
Board Design
TDP
175W
180W
Suggested PSU
450 W
450 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.8