AMD Radeon R9 280X2 vs AMD Radeon RX 6800
GPU Specs Compare
Graphics Card
Release Date
Unknown
Oct 2020
Generation
Volcanic Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
950 MHz
1700 MHz
Boost Clock
1000 MHz
2105 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
3GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
256bit
Bandwidth
288.0GB/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
768 KB
4 MB
RT Cores
-
60
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
202.1 GPixel/s
Texture Rate
128.0 GTexel/s
505.2 GTexel/s
FP32 (float)
4.096 TFLOPS
16.17 TFLOPS
FP64 (double)
1024 GFLOPS
1010 GFLOPS
FP16 (half)
-
32.33 TFLOPS
Graphics Processor
GPU Name
Tahiti
Navi 21
GPU Variant
Tahiti XTL(215-0821065)
Navi 21 XL(215-121000187)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
4.313 billion
26.8 billion
Die Size
352 mm²
520 mm²
Board Design
TDP
375W
250W
Suggested PSU
750 W
600 W
Outputs
6x mini-DisplayPort 1.2
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
3x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.5
📊 Benchmark
3DMark Time Spy
-
16,182
3DMark Time Spy Extreme
-
7,771
3DMark Speed Way
-
3,062