AMD Radeon RX Vega 64 Limited Edition vs AMD Radeon RX 6700 XT
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
Mar 2021
Generation
Vega
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1247 MHz
2321 MHz
Boost Clock
1546 MHz
2581 MHz
Memory Clock
945 MHz
2000 MHz
Memory
Memory Size
8GB
12GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
192bit
Bandwidth
483.8GB/s
384.0GB/s
Render Config
Compute Units
64
40
Shading Units
4096
2560
TMUs
256
160
ROPs
64
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
3 MB
RT Cores
-
40
L3 Cache
-
96 MB
Theoretical Performance
Pixel Rate
98.94 GPixel/s
165.2 GPixel/s
Texture Rate
395.8 GTexel/s
413.0 GTexel/s
FP16 (half)
25.33 TFLOPS
26.43 TFLOPS
FP32 (float)
12.66 TFLOPS
13.21 TFLOPS
FP64 (double)
791.6 GFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 22
GPU Variant
Vega 10 XT(215-0894200)
Navi 22 XT(215-127000006)
Architecture
GCN 5.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
12.5 billion
17.2 billion
Die Size
495 mm²
335 mm²
Board Design
TDP
295W
230W
Suggested PSU
600 W
550 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.3
Shader Model
6.4
6.5