AMD Radeon HD 8950 OEM vs Intel Arc A780
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Unknown
Generation
Sea Islands
Alchemist(Arc 7)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
2200 MHz
Boost Clock
925 MHz
2200 MHz
Memory Clock
1250 MHz
1093 MHz
Memory
Memory Size
3GB
16GB
Memory Type
GDDR5
GDDR6X
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
559.6GB/s
Render Config
Compute Units
28
—
Shading Units
1792
4096
TMUs
112
256
ROPs
32
128
L1 Cache
16 KB (per CU)
—
L2 Cache
768 KB
16 MB
Tensor Cores
—
512
RT Cores
—
32
Theoretical Performance
Pixel Rate
29.60 GPixel/s
281.6 GPixel/s
Texture Rate
103.6 GTexel/s
563.2 GTexel/s
FP32 (float)
3.315 TFLOPS
18.02 TFLOPS
FP64 (double)
828.8 GFLOPS
2.253 TFLOPS
FP16 (half)
—
36.04 TFLOPS
Graphics Processor
GPU Name
Tahiti
DG2-512
GPU Variant
Tahiti PRO(215-0821056)
ACM-G10
Architecture
GCN 1.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
4.313 billion
21.7 billion
Die Size
352 mm²
406 mm²
Board Design
TDP
200W
200W
Suggested PSU
550 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
2x 6-pin
2x 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
1.3
Shader Model
5.1
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.