AMD Radeon Pro W6900X vs AMD Radeon R7 265X OEM
GPU · Specs Compare
Graphics Card
Release Date
Aug 2021
Aug 2014
Generation
Radeon Pro Mac
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
900 MHz
Boost Clock
2150 MHz
925 MHz
Memory Clock
2000 MHz
1400 MHz
Memory
Memory Size
32GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
179.2GB/s
Render Config
Compute Units
80
20
Shading Units
5120
1280
TMUs
320
80
ROPs
128
32
RT Cores
80
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
275.2 GPixel/s
29.60 GPixel/s
Texture Rate
688.0 GTexel/s
74.00 GTexel/s
FP16 (half)
44.03 TFLOPS
—
FP32 (float)
22.02 TFLOPS
2.368 TFLOPS
FP64 (double)
1376 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Curacao
GPU Variant
Navi 21 Pro-XTA
Curacao PRO(215-0848000)
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
26.8 billion
2.8 billion
Die Size
520 mm²
212 mm²
Board Design
TDP
300W
150W
Suggested PSU
700 W
450 W
Outputs
1x HDMI 2.14x Thunderbolt
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.5
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.