AMD Radeon RX 6800 vs AMD Radeon RX 560X Mobile
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2019
Generation
Navi II
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1700 MHz
—
Boost Clock
2105 MHz
—
Memory Clock
2000 MHz
1750 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
512.0GB/s
112.0GB/s
Render Config
Compute Units
60
14
Shading Units
3840
896
TMUs
240
56
ROPs
96
16
RT Cores
60
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
1024 KB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
202.1 GPixel/s
19.57 GPixel/s
Texture Rate
505.2 GTexel/s
68.49 GTexel/s
FP16 (half)
32.33 TFLOPS
2.192 TFLOPS
FP32 (float)
16.17 TFLOPS
2.192 TFLOPS
FP64 (double)
1010 GFLOPS
137.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Polaris 31
GPU Variant
Navi 21 XL(215-121000187)
Polaris 31 MXL
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
3 billion
Die Size
520 mm²
123 mm²
Board Design
TDP
250W
65W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.5
6.4
Benchmark
3DMark Time Spy
16,182
—
3DMark Time Spy Extreme
7,771
—
3DMark Speed Way
3,062
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.