AMD Radeon R9 380X vs AMD Radeon RX 6800
GPU · Specs Compare
Graphics Card
Release Date
Nov 2015
Oct 2020
Generation
Pirate Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1425 MHz
2000 MHz
Base Clock
—
1700 MHz
Boost Clock
—
2105 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
182.4GB/s
512.0GB/s
Render Config
Compute Units
32
60
Shading Units
2048
3840
TMUs
128
240
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
—
60
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
31.04 GPixel/s
202.1 GPixel/s
Texture Rate
124.2 GTexel/s
505.2 GTexel/s
FP16 (half)
3.973 TFLOPS
32.33 TFLOPS
FP32 (float)
3.973 TFLOPS
16.17 TFLOPS
FP64 (double)
248.3 GFLOPS
1010 GFLOPS
Graphics Processor
GPU Name
Antigua
Navi 21
GPU Variant
Antigua XT(215-0877016)
Navi 21 XL(215-121000187)
Architecture
GCN 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
26.8 billion
Die Size
366 mm²
520 mm²
Board Design
TDP
190W
250W
Suggested PSU
450 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.3
Shader Model
6.3
6.5
Benchmark
3DMark Time Spy
3,011
16,182
3DMark Time Spy Extreme
1,294
7,771
3DMark Speed Way
—
3,062
▲ Specs Compare
Data sourced from official specifications and benchmark tests.