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
GEFORCE
Tesla P4
CORE STATE
GP104
VRAM
8 GB
CLOCK SPEED
1114 MHz
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
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
Tesla P4
Core Specs
Shading Units
4,608
2,560
-44.4%
Shaders
4,608
2,560
-44.4%
TMUs
288
160
-44.4%
ROPs
128
64
-50.0%
Compute Units
72
—
SM Count
—
20
Clocks
Base Clock
1825 MHz
886 MHz
Boost Clock
2250 MHz
1114 MHz
Game Clock
2015 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
16 GB
8 GB
VRAM (MB)
16,384
8,192
-50.0%
Memory Type
GDDR6
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
192.3 GB/s
Cache
L1 Cache
128 KB per Array
48 KB (per SM)
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
288.0 GPixel/s
71.30 GPixel/s
Texture Rate
648.0 GTexel/s
178.2 GTexel/s
FP32 (TFLOPS)
20.74 TFLOPS
5.704 TFLOPS
FP64 (TFLOPS)
1,296.0 GFLOPS (1:16)
178.2 GFLOPS (1:32)
FP16 (TFLOPS)
41.47 TFLOPS (2:1)
89.12 GFLOPS (1:64)
AI/RT
RT Cores
72
—
Power
TDP
300 W
75 W
TDP (W)
300
75
-75.0%
Suggested PSU
700 W
250 W
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 2.0
Pascal
GPU Name
Navi 21
GP104
Generation
Navi II
(RX 6000)
Tesla Pascal
(Pxx)
Process Size
7 nm
16 nm
Transistors
26,800 million
7,200 million
Die Size
520 mm²
314 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
22.9M / 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
CUDA
—
6.1
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
267 mm
10.5 inches
168 mm
6.6 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
Tesla Maxwell
Successor
Navi III
Tesla Volta