AMD Radeon RX 6900 XTX vs AMD Radeon RX 6750 GRE
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Oct 2023
Generation
Navi II
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2075 MHz
2321 MHz
Boost Clock
2435 MHz
2581 MHz
Memory Clock
2250 MHz
2250 MHz
Memory
Memory Size
16GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
192bit
Bandwidth
576.0GB/s
432.0GB/s
Render Config
Compute Units
80
40
Shading Units
5120
2560
TMUs
320
160
ROPs
128
64
RT Cores
80
40
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
3 MB
L3 Cache
128 MB
96 MB
Theoretical Performance
Pixel Rate
311.7 GPixel/s
165.2 GPixel/s
Texture Rate
779.2 GTexel/s
413.0 GTexel/s
FP16 (half)
49.87 TFLOPS
26.43 TFLOPS
FP32 (float)
24.93 TFLOPS
13.21 TFLOPS
FP64 (double)
1.558 TFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 22
GPU Variant
Navi 21 XTXH(215-121000247)
Navi 22 KXT
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
17.2 billion
Die Size
520 mm²
335 mm²
Board Design
TDP
330W
250W
Suggested PSU
700 W
600 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.