Radeon RX Vega 64 Limited Edition and Radeon 680M - video card comparison
Radeon RX Vega 64 Limited Edition
Radeon 680M
Architecture
GCN 5.0 (2017−2020)
RDNA 2 (2020−2022)
GPU code name
Vega 10
RDNA 2 Rembrandt
Market segment
Desktop
Laptop
Release date
August 2017
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
2x 8-pin
None
Boost clock speed
1536 MHz
2400 MHz
Core clock speed
1200 MHz
-
Floating-point performance
13,353 gflops
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
12,500 million
13,100 million
Pipelines / CUDA cores
4096
768
Power consumption (TDP)
295 Watt
45 Watt
Texture fill rate
393.2
115.2
Memory type
HBM2
System Shared
Maximum RAM amount
8 GB
System Shared
Memory bus width
2048 Bit
System Shared
Memory clock speed
1890 MHz
System Shared
Memory bandwidth
483.8 GB/s
-
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1.125
1.2