Intel Arc B580 vs AMD Radeon HD 6870
GPU · Specs Compare
Graphics Card
Release Date
Dec 2024
Oct 2010
Generation
Battlemage
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 2.0 x16
Clock Speeds
Base Clock
2670 MHz
—
Boost Clock
2670 MHz
—
Memory Clock
2375 MHz
1050 MHz
Memory
Memory Size
12GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
456.0GB/s
134.4GB/s
Render Config
Shading Units
2560
1120
TMUs
160
56
ROPs
80
32
Tensor Cores
160
—
RT Cores
20
—
L1 Cache
256 KB (per EU)
8 KB (per CU)
L2 Cache
18 MB
512 KB
Compute Units
—
14
Theoretical Performance
Pixel Rate
213.6 GPixel/s
28.80 GPixel/s
Texture Rate
427.2 GTexel/s
50.40 GTexel/s
FP16 (half)
27.34 TFLOPS
—
FP32 (float)
13.67 TFLOPS
2.016 TFLOPS
FP64 (double)
1.709 TFLOPS
—
Graphics Processor
GPU Name
BMG-G21
Barts
GPU Variant
SRPMF
Barts XT(215-0798000)
Architecture
Xe2
TeraScale 2
Foundry
TSMC
TSMC
Process Size
5 nm
40 nm
Transistors
19.6 billion
1.7 billion
Die Size
272 mm²
255 mm²
Board Design
TDP
190W
151W
Suggested PSU
450 W
450 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.4
N/A
Shader Model
6.6
5.0
Benchmark
Blender
1,935
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.