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
GPU
H3C XG310
CORE STATE
DG1
VRAM
8 GB
CLOCK SPEED
1100 MHz
TDP
300 W
BUS WIDTH
128 bit
ARCHITECTURE
Generation 12.1
PROCESS
10 nm
LAUNCH DATE
2020
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
H3C XG310
Core Specs
Shading Units
4,608
768
-83.3%
Shaders
4,608
768
-83.3%
TMUs
288
48
-83.3%
ROPs
128
24
-81.3%
Compute Units
72
—
Execution Units
—
96
Clocks
Base Clock
1825 MHz
1050 MHz
Boost Clock
2250 MHz
1100 MHz
Game Clock
2015 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
16 GB
8 GB
VRAM (MB)
16,384
8,192
-50.0%
Memory Type
GDDR6
LPDDR4X
Memory Bus
256 bit
128 bit
Bandwidth
512.0 GB/s
68.26 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
1024 KB
L3 Cache
128 MB
16 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
288.0 GPixel/s
26.40 GPixel/s
Texture Rate
648.0 GTexel/s
52.80 GTexel/s
FP32 (TFLOPS)
20.74 TFLOPS
1.690 TFLOPS
FP64 (TFLOPS)
1,296.0 GFLOPS (1:16)
422.4 GFLOPS (1:4)
FP16 (TFLOPS)
41.47 TFLOPS (2:1)
3.379 TFLOPS (2:1)
AI/RT
RT Cores
72
—
Power
TDP
300 W
300 W
TDP (W)
300
300
0.0%
Suggested PSU
700 W
700 W
Power Connectors
2x 8-pin
1x 8-pin
Architecture
Architecture
RDNA 2.0
Generation 12.1
GPU Name
Navi 21
DG1
Generation
Navi II
(RX 6000)
H3C Graphics
Process Size
7 nm
10 nm
Transistors
26,800 million
—
Die Size
520 mm²
95 mm²
Foundry
TSMC
Intel
Density
51.5M / mm²
—
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
Shader Model
6.8
6.6
Physical
Slot Width
Dual-slot
Single-slot
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Other
Launch Price
649 USD
—
Production
End-of-life
End-of-life
Predecessor
Navi
Knights Corner
Successor
Navi III
Data Center GPU