AMD Radeon RX 6900 XTX vs Intel Arc B580
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Dec 2024
Generation
Navi II
Battlemage
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
2075 MHz
2670 MHz
Boost Clock
2435 MHz
2670 MHz
Memory Clock
2250 MHz
2375 MHz
Memory
Memory Size
16GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
192bit
Bandwidth
576.0GB/s
456.0GB/s
Render Config
Compute Units
80
—
Shading Units
5120
2560
TMUs
320
160
ROPs
128
80
RT Cores
80
20
L1 Cache
128 KB per Array
256 KB (per EU)
L2 Cache
4 MB
18 MB
L3 Cache
128 MB
—
Tensor Cores
—
160
Theoretical Performance
Pixel Rate
311.7 GPixel/s
213.6 GPixel/s
Texture Rate
779.2 GTexel/s
427.2 GTexel/s
FP16 (half)
49.87 TFLOPS
27.34 TFLOPS
FP32 (float)
24.93 TFLOPS
13.67 TFLOPS
FP64 (double)
1.558 TFLOPS
1.709 TFLOPS
Graphics Processor
GPU Name
Navi 21
BMG-G21
GPU Variant
Navi 21 XTXH(215-121000247)
SRPMF
Architecture
RDNA 2.0
Xe2
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
19.6 billion
Die Size
520 mm²
272 mm²
Board Design
TDP
330W
190W
Suggested PSU
700 W
450 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.4
Shader Model
6.5
6.6
Benchmark
Blender
—
1,935
▲ Specs Compare
Data sourced from official specifications and benchmark tests.