Radeon RX Vega 64 and Radeon RX 6800 - video card comparison
Passmark - benchmark score Radeon RX Vega 64 vs Radeon RX 6800
Radeon RX Vega 64
14789
Radeon RX 6800
22948
Radeon RX Vega 64
Radeon RX 6800
Architecture
Vega (2017−2021)
Navi / RDNA2 (2020−2022)
GPU code name
Vega
Navi 21
Market segment
Desktop
Desktop
Release date
August 2017
November 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 8-pin
Boost clock speed
1546 MHz
2105 MHz
Core clock speed
1630 MHz
1815 MHz
Floating-point performance
13,353 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
12,500 million
26,800 million
Pipelines / CUDA cores
4096
3840
Power consumption (TDP)
295 Watt
250 Watt
Texture fill rate
395.8
505.2
Memory type
HBM2
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
2048 Bit
256 Bit
Memory clock speed
945 MHz
16000 MHz
Memory bandwidth
483.8 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
+
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1.125
1.2