AMD Radeon R9 290X2 vs AMD Radeon RX 6800
GPU Specs Compare
Graphics Card
Release Date
Jun 2014
Oct 2020
Generation
Volcanic Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1350 MHz
2000 MHz
Base Clock
-
1700 MHz
Boost Clock
-
2105 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
256bit
Bandwidth
345.6GB/s
512.0GB/s
Render Config
Compute Units
44
60
Shading Units
2816
3840
TMUs
176
240
ROPs
64
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
1024 KB
4 MB
RT Cores
-
60
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
202.1 GPixel/s
Texture Rate
176.0 GTexel/s
505.2 GTexel/s
FP32 (float)
5.632 TFLOPS
16.17 TFLOPS
FP64 (double)
704.0 GFLOPS
1010 GFLOPS
FP16 (half)
-
32.33 TFLOPS
Graphics Processor
GPU Name
Hawaii
Navi 21
GPU Variant
Hawaii XT(215-0852000)
Navi 21 XL(215-121000187)
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
6.2 billion
26.8 billion
Die Size
438 mm²
520 mm²
Board Design
TDP
580W
250W
Suggested PSU
950 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
4x 8-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
-
16,182
3DMark Time Spy Extreme
-
7,771
3DMark Speed Way
-
3,062