AMD Radeon RX 6800 XT vs AMD Radeon RX 480
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Jun 2016
Generation
Navi II
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
1120 MHz
Boost Clock
2250 MHz
1266 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
256.0GB/s
Render Config
Compute Units
72
36
Shading Units
4608
2304
TMUs
288
144
ROPs
128
32
RT Cores
72
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L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
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Theoretical Performance
Pixel Rate
288.0 GPixel/s
40.51 GPixel/s
Texture Rate
648.0 GTexel/s
182.3 GTexel/s
FP16 (half)
41.47 TFLOPS
5.834 TFLOPS
FP32 (float)
20.74 TFLOPS
5.834 TFLOPS
FP64 (double)
1296 GFLOPS
364.6 GFLOPS
Graphics Processor
GPU Name
Navi 21
Ellesmere
GPU Variant
Navi 21 XT(215-121000177)
Polaris 10 XT(215-0876184)
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
5.7 billion
Die Size
520 mm²
232 mm²
Board Design
TDP
300W
150W
Suggested PSU
700 W
450 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.7
📊 Benchmark
3DMark Time Spy
19,329
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