AMD Radeon RX 6900 XTX: GPU Specs & Benchmarks
The Radeon RX 6900 XTX is a graphics card by AMD, built on the 7 nm process and based on the Navi 21 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
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Graphics Processor (GPU)
- GPU Name
- Navi 21
- Model number
- Navi 21 XTXH
(215-121000247) - Architecture
- RDNA 2.0
- Foundry
- TSMC
- Process Size
- 7 nm
- Transistors
- 26,800 million
- Die Size
- 520 mm²
Graphics Card
- Release Date
- Never Released
- Family
- Navi II
(RX 6000) - Production
- Active
- Predecessor
- Navi
- Bus Interface
- PCIe 4.0 x16
Memory
- Memory Size
- 16 GB
- Memory Type
- GDDR6
- Memory Bus
- 256 bit
- Bandwidth
- 576.0 GB/s
Performance
- Pixel fillrate
- 311.7 GPixel/s
- Texture fillrate
- 779.2 GTexel/s
- FP16 (half) performance
- 49.87 TFLOPS (2:1)
- FP32 (float) performance
- 24.93 TFLOPS
- FP64 (double) performance
- 1.558 TFLOPS (1:16)
Clock Speeds
- Base Clock
- 2075 MHz
- Game Clock
- 2250 MHz
- Boost Clock
- 2435 MHz
- Memory Clock
- 2250 MHz
18 Gbps effective
Render Config
- Shading Units
- 5120
- TMUs
- 320
- ROPs
- 128
- Compute Units
- 80
- RT Cores
- 80
- L0 Cache
- 32 KB per WGP
- L1 Cache
- 128 KB per Array
- L2 Cache
- 4 MB
- L3 Cache
- 128 MB
Board Design
- Slot Width
- Dual-slot
- Length
- 267 mm
10.5 inches - Width
- 135 mm
5.3 inches - Height
- 50 mm
2 inches - Thermal design power (TDP)
- 330 W
- Suggested PSU
- 700 W
- Display Connectors
- 1x HDMI
2x DisplayPort
1x USB Type-C - Power Connectors
- 2x 8-pin
API support
- DirectX
- 12 Ultimate (12_2)
- OpenGL
- 4.6
- OpenCL
- 2.1
- Vulkan
- 1.2
- Shader Model
- 6.5
