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
RADEON
Radeon RX 9070 GRE
CORE STATE
Navi 48
VRAM
12 GB
CLOCK SPEED
2790 MHz
TDP
220 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 4.0
PROCESS
4 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6900X
RX 9070 GRE
Core Specs
Shading Units
5,120
3,072
-40.0%
Shaders
5,120
3,072
-40.0%
TMUs
320
192
-40.0%
ROPs
128
96
-25.0%
Compute Units
80
48
-40.0%
Clocks
Base Clock
1825 MHz
1420 MHz
Boost Clock
2171 MHz
2790 MHz
Game Clock
—
2220 MHz
Memory Clock
2000 MHz
16 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
32 GB
12 GB
VRAM (MB)
32,768
12,288
-62.5%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
512.0 GB/s
432.0 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
48 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
277.9 GPixel/s
267.8 GPixel/s
Texture Rate
694.7 GTexel/s
535.7 GTexel/s
FP32 (TFLOPS)
22.23 TFLOPS
34.28 TFLOPS
FP64 (TFLOPS)
1,389.4 GFLOPS (1:16)
1,071.4 GFLOPS (1:32)
FP16 (TFLOPS)
44.46 TFLOPS (2:1)
68.57 TFLOPS (2:1)
AI/RT
RT Cores
80
48
-40.0%
Matrix Cores
—
96
Power
TDP
300 W
220 W
TDP (W)
300
220
-26.7%
Suggested PSU
700 W
550 W
Power Connectors
—
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 4.0
GPU Name
Navi 21
Navi 48
Generation
Radeon Pro Mac
(Navi II Series)
Navi IV
(RX 9000)
Process Size
7 nm
4 nm
Transistors
26,800 million
53,900 million
Die Size
520 mm²
357 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
151.0M / 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
2.2
Shader Model
6.8
6.8
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 2.1b3x DisplayPort 2.1a
Bus Interface
Apple MPX
PCIe 5.0 x16
Other
Launch Price
5,999 USD
—
Production
End-of-life
Active
Predecessor
—
Navi III