GPU Comparison

AMD
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
nm
PROCESS 7 nm
LAUNCH DATE 2020
VS
NVIDIA
GEFORCE

GeForce RTX 4080

CORE STATE AD103
VRAM 16 GB
CLOCK SPEED 2505 MHz
TDP 320 W
BUS WIDTH 256 bit
ARCHITECTURE Ada Lovelace
nm
PROCESS 5 nm
LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12
3,689
6,567
geekbench_metal
199,366
N/A
geekbench_opencl
154,506
240,854
geekbench_vulkan
152,200
216,045
passmark_directx_10
155
204
passmark_directx_11
264
314
passmark_directx_12
100
132
passmark_directx_9
265
370
passmark_g2d
1,030
1,239
passmark_g3d
24,980
34,457
passmark_gpu_compute
13,245
20,671

DETAILED SPECIFICATIONS

SPECIFICATION
RX 6800 XT
RTX 4080
Core Specs
Shading Units
4,608
9,728 +111.1%
Shaders
4,608
9,728 +111.1%
TMUs
288
304 +5.6%
ROPs
128
112 -12.5%
Compute Units
72
SM Count
76
Clocks
Base Clock
1825 MHz
2205 MHz
Boost Clock
2250 MHz
2505 MHz
Game Clock
2015 MHz
Memory Clock
2000 MHz 16 Gbps effective
1400 MHz 22.4 Gbps effective
Memory
Memory Size
16 GB
16 GB
VRAM (MB)
16,384
16,384 0.0%
Memory Type
GDDR6
GDDR6X
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
716.8 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
64 MB
L3 Cache
128 MB
L0 Cache
32 KB per WGP
Performance
Pixel Rate
288.0 GPixel/s
280.6 GPixel/s
Texture Rate
648.0 GTexel/s
761.5 GTexel/s
FP32 (TFLOPS)
20.74 TFLOPS
48.74 TFLOPS
FP64 (TFLOPS)
1,296.0 GFLOPS (1:16)
761.5 GFLOPS (1:64)
FP16 (TFLOPS)
41.47 TFLOPS (2:1)
48.74 TFLOPS (1:1)
AI/RT
RT Cores
72
76 +5.6%
Tensor Cores
304
Power
TDP
300 W
320 W
TDP (W)
300
320 +6.7%
Suggested PSU
700 W
700 W
Power Connectors
2x 8-pin
1x 16-pin
Architecture
Architecture
RDNA 2.0
Ada Lovelace
GPU Name
Navi 21
AD103
Generation
Navi II (RX 6000)
GeForce 40
Process Size
7 nm
5 nm
Transistors
26,800 million
45,900 million
Die Size
520 mm²
379 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
121.1M / 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
3.0
CUDA
8.9
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Triple-slot
Length
267 mm 10.5 inches
310 mm 12.2 inches
Height
120 mm 4.7 inches
140 mm 5.5 inches
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.13x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Launch Price
649 USD
1,199 USD
Production
End-of-life
End-of-life
Predecessor
Navi
GeForce 30
Successor
Navi III
GeForce 50
View Radeon RX 6800 XT Details View GeForce RTX 4080 Details