Radeon RX Vega 64 Limited Edition and Radeon RX 7800 XT - video card comparison
Radeon RX Vega 64 Limited Edition
Radeon RX 7800 XT
Architecture
GCN 5.0 (2017−2020)
RDNA 3
GPU code name
Vega 10
Navi 32
Market segment
Desktop
Desktop
Release date
August 2017
August 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 8-pin
Boost clock speed
1536 MHz
2430 MHz
Core clock speed
1200 MHz
-
Floating-point performance
13,353 gflops
-
Manufacturing process technology
14 nm
5 nm
Number of transistors
12,500 million
28,100 million
Pipelines / CUDA cores
4096
3840
Power consumption (TDP)
295 Watt
263 Watt
Texture fill rate
393.2
604.8
Memory type
HBM2
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
2048 Bit
256 Bit
Memory clock speed
1890 MHz
19500 MHz
Memory bandwidth
483.8 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI
+
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.1.125
1.3