GPU Comparison
RADEON
AMD Radeon Pro W6800X Duo
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
1967 MHz
TDP
400 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GPU
Iris Xe MAX Graphics
CORE STATE
DG1
VRAM
4 GB
CLOCK SPEED
1650 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
Generation 12.1
PROCESS
10 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6800X Duo
Iris Xe MAX Graphics
Core Specs
Shading Units
3,840
768
-80.0%
Shaders
3,840
768
-80.0%
TMUs
240
48
-80.0%
ROPs
96
24
-75.0%
Compute Units
60
—
Execution Units
—
96
Clocks
Base Clock
1800 MHz
300 MHz
Boost Clock
1967 MHz
1650 MHz
Memory Clock
2000 MHz
16 Gbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
32 GB
4 GB
VRAM (MB)
32,768
4,096
-87.5%
Memory Type
GDDR6
LPDDR4X
Memory Bus
256 bit
128 bit
Bandwidth
512.0 GB/s
68.26 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
1024 KB
L3 Cache
128 MB
16 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
188.8 GPixel/s
39.60 GPixel/s
Texture Rate
472.1 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
15.11 TFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
944.2 GFLOPS (1:16)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
30.21 TFLOPS (2:1)
5.069 TFLOPS (2:1)
AI/RT
RT Cores
60
—
Power
TDP
400 W
25 W
TDP (W)
400
25
-93.8%
Suggested PSU
800 W
200 W
Architecture
Architecture
RDNA 2.0
Generation 12.1
GPU Name
Navi 21
DG1
Generation
Radeon Pro Mac
(Navi II Series)
Xe Graphics
Process Size
7 nm
10 nm
Transistors
26,800 million
—
Die Size
520 mm²
95 mm²
Foundry
TSMC
Intel
Density
51.5M / mm²
—
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
Shader Model
6.8
6.6
Physical
Slot Width
Quad-slot
IGP
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.14x Thunderbolt
No outputs
Bus Interface
Apple MPX
PCIe 4.0 x8
Other
Launch Price
4,999 USD
—
Production
End-of-life
End-of-life
Predecessor
—
Graphics
Successor
—
Alchemist