AMD Radeon HD 8870 OEM vs Moore Threads MTT S70
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Oct 2023
Generation
Sea Islands
MUSA-Chunxiao
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
1750 MHz
Base Clock
—
1600 MHz
Boost Clock
—
0 MHz
Memory
Memory Size
2GB
7GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
224bit
Bandwidth
153.6GB/s
392.0GB/s
Render Config
Compute Units
20
28
Shading Units
1280
3584
TMUs
80
224
ROPs
32
224
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
0 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
358.4 GPixel/s
Texture Rate
80.00 GTexel/s
358.4 GTexel/s
FP32 (float)
2.560 TFLOPS
11.47 TFLOPS
FP64 (double)
160.0 GFLOPS
179.2 GFLOPS
FP16 (half)
—
22.94 TFLOPS
Graphics Processor
GPU Name
Pitcairn
MTT Gen 2
GPU Variant
Pitcairn XT(215-0828047)
—
Architecture
GCN 1.0
MUSA-Chunxiao
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
2.8 billion
22 billion
Die Size
212 mm²
Unknown
Board Design
TDP
175W
220W
Suggested PSU
450 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.4
Shader Model
5.1
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.