GPU Comparison
RADEON
AMD Radeon Pro W6900X
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
2171 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GPU
Arc A770
CORE STATE
DG2-512
VRAM
16 GB
CLOCK SPEED
2400 MHz
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6900X
A770
Core Specs
Shading Units
5,120
4,096
-20.0%
Shaders
5,120
4,096
-20.0%
TMUs
320
256
-20.0%
ROPs
128
128
0.0%
Compute Units
80
—
Execution Units
—
512
Clocks
Base Clock
1825 MHz
2100 MHz
Boost Clock
2171 MHz
2400 MHz
Memory Clock
2000 MHz
16 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
32 GB
16 GB
VRAM (MB)
32,768
16,384
-50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
512.0 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
16 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
277.9 GPixel/s
307.2 GPixel/s
Texture Rate
694.7 GTexel/s
614.4 GTexel/s
FP32 (TFLOPS)
22.23 TFLOPS
19.66 TFLOPS
FP64 (TFLOPS)
1,389.4 GFLOPS (1:16)
2.458 TFLOPS (1:8)
FP16 (TFLOPS)
44.46 TFLOPS (2:1)
39.32 TFLOPS (2:1)
AI/RT
RT Cores
80
32
-60.0%
XMX Cores
—
512
Power
TDP
300 W
225 W
TDP (W)
300
225
-25.0%
Suggested PSU
700 W
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
RDNA 2.0
Xe-HPG
GPU Name
Navi 21
DG2-512
Generation
Radeon Pro Mac
(Navi II Series)
Alchemist
(Arc 7)
Process Size
7 nm
6 nm
Transistors
26,800 million
21,700 million
Die Size
520 mm²
406 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
53.4M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
Shader Model
6.8
6.6
Physical
Slot Width
—
Dual-slot
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.14x Thunderbolt
1x HDMI 2.13x DisplayPort 2.0
Bus Interface
Apple MPX
PCIe 4.0 x16
Other
Launch Price
5,999 USD
329 USD
Production
End-of-life
End-of-life
Predecessor
—
Xe Graphics
Successor
—
Battlemage