GPU Comparison
RADEON
AMD Radeon RX 6800 XT
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2250 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2020
VS
RADEON
Radeon RX 6800S
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2100 MHz
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6800 XT
RX 6800S
Core Specs
Shading Units
4,608
2,048
-55.6%
Shaders
4,608
2,048
-55.6%
TMUs
288
128
-55.6%
ROPs
128
64
-50.0%
Compute Units
72
32
-55.6%
Clocks
Base Clock
1825 MHz
1800 MHz
Boost Clock
2250 MHz
2100 MHz
Game Clock
2015 MHz
1975 MHz
Memory Clock
2000 MHz
16 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
16 GB
8 GB
VRAM (MB)
16,384
8,192
-50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
128 bit
Bandwidth
512.0 GB/s
256.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
32 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
288.0 GPixel/s
134.4 GPixel/s
Texture Rate
648.0 GTexel/s
268.8 GTexel/s
FP32 (TFLOPS)
20.74 TFLOPS
8.602 TFLOPS
FP64 (TFLOPS)
1,296.0 GFLOPS (1:16)
537.6 GFLOPS (1:16)
FP16 (TFLOPS)
41.47 TFLOPS (2:1)
17.20 TFLOPS (2:1)
AI/RT
RT Cores
72
32
-55.6%
Power
TDP
300 W
100 W
TDP (W)
300
100
-66.7%
Suggested PSU
700 W
—
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 2.0
RDNA 2.0
GPU Name
Navi 21
Navi 23
Generation
Navi II
(RX 6000)
Navi Mobile
(RX 6000M)
Process Size
7 nm
7 nm
Transistors
26,800 million
11,060 million
Die Size
520 mm²
237 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
46.7M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
2.1
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
IGP
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Other
Launch Price
649 USD
—
Production
End-of-life
End-of-life
Predecessor
Navi
Polaris Mobile
Successor
Navi III
—