AMD Radeon RX 6900 XTX vs AMD Radeon RX 5500 OEM
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Oct 2019
Generation
Navi II
Navi
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
2075 MHz
1500 MHz
Boost Clock
2435 MHz
1845 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
576.0GB/s
224.0GB/s
Render Config
Compute Units
80
22
Shading Units
5120
1408
TMUs
320
88
ROPs
128
32
RT Cores
80
—
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
311.7 GPixel/s
59.04 GPixel/s
Texture Rate
779.2 GTexel/s
162.4 GTexel/s
FP16 (half)
49.87 TFLOPS
10.39 TFLOPS
FP32 (float)
24.93 TFLOPS
5.196 TFLOPS
FP64 (double)
1.558 TFLOPS
324.7 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 14
GPU Variant
Navi 21 XTXH(215-121000247)
Navi 14 XT(215-0932220)
Architecture
RDNA 2.0
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
6.4 billion
Die Size
520 mm²
158 mm²
Board Design
TDP
330W
110W
Suggested PSU
700 W
300 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 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.