AMD Radeon HD 8870 OEM vs AMD Radeon 8040S
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Jan 2025
Generation
Sea Islands
Navi Mobile
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1200 MHz
System Shared
Base Clock
-
1295 MHz
Boost Clock
-
2800 MHz
Memory
Memory Size
2GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
256bit
System Shared
Bandwidth
153.6GB/s
System Dependent
Render Config
Compute Units
20
16
Shading Units
1280
1024
TMUs
80
64
ROPs
32
32
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
8 MB
RT Cores
-
16
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
89.60 GPixel/s
Texture Rate
80.00 GTexel/s
179.2 GTexel/s
FP32 (float)
2.560 TFLOPS
5.734 TFLOPS
FP64 (double)
160.0 GFLOPS
179.2 GFLOPS
FP16 (half)
-
11.47 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Strix Halo
GPU Variant
Pitcairn XT(215-0828047)
-
Architecture
GCN 1.0
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
2.8 billion
Unknown
Die Size
212 mm²
308 mm²
Board Design
TDP
175W
55W
Suggested PSU
450 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.8