GPU Comparison
RADEON
AMD Radeon Pro Vega II
CORE STATE
Vega 20
VRAM
32 GB
CLOCK SPEED
1720 MHz
TDP
475 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
VS
RADEON
Radeon RX 6600 LE
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2495 MHz
TDP
132 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega II
RX 6600 LE
Core Specs
Shading Units
4,096
1,792
-56.3%
Shaders
4,096
1,792
-56.3%
TMUs
256
112
-56.3%
ROPs
64
64
0.0%
Compute Units
64
28
-56.3%
Clocks
Base Clock
1574 MHz
1626 MHz
Boost Clock
1720 MHz
2495 MHz
Game Clock
—
2045 MHz
Memory Clock
806 MHz
1612 Mbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
32 GB
8 GB
VRAM (MB)
32,768
8,192
-75.0%
Memory Type
HBM2
GDDR6
Memory Bus
4096 bit
128 bit
Bandwidth
825.3 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
2 MB
L3 Cache
—
32 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
110.1 GPixel/s
159.7 GPixel/s
Texture Rate
440.3 GTexel/s
279.4 GTexel/s
FP32 (TFLOPS)
14.09 TFLOPS
8.942 TFLOPS
FP64 (TFLOPS)
7.045 TFLOPS (1:2)
558.9 GFLOPS (1:16)
FP16 (TFLOPS)
28.18 TFLOPS (2:1)
17.88 TFLOPS (2:1)
AI/RT
RT Cores
—
28
Power
TDP
475 W
132 W
TDP (W)
475
132
-72.2%
Suggested PSU
850 W
300 W
Power Connectors
—
1x 8-pin
Architecture
Architecture
GCN 5.1
RDNA 2.0
GPU Name
Vega 20
Navi 23
Generation
Radeon Pro Mac
(Vega Series)
Navi II
(RX 6000)
Process Size
7 nm
7 nm
Transistors
13,230 million
11,060 million
Die Size
331 mm²
237 mm²
Foundry
TSMC
TSMC
Density
40.0M / mm²
46.7M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.7
6.8
Physical
Slot Width
Quad-slot
Dual-slot
Length
—
190 mm
7.5 inches
Height
—
110 mm
4.3 inches
Outputs
1x HDMI 2.0b4x Thunderbolt
1x HDMI 2.13x DisplayPort 1.4a
Bus Interface
Apple MPX
PCIe 4.0 x8
Other
Launch Price
2,199 USD
—
Production
End-of-life
Active
Predecessor
—
Navi
Successor
—
Navi III