AMD Radeon RX 6700 XT vs AMD Radeon R9 280X
GPU Specs Compare
Graphics Card
Release Date
Mar 2021
Oct 2013
Generation
Navi II
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2321 MHz
850 MHz
Boost Clock
2581 MHz
1000 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
12GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
384bit
Bandwidth
384.0GB/s
288.0GB/s
Render Config
Compute Units
40
32
Shading Units
2560
2048
TMUs
160
128
ROPs
64
32
RT Cores
40
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
768 KB
L3 Cache
96 MB
-
Theoretical Performance
Pixel Rate
165.2 GPixel/s
32.00 GPixel/s
Texture Rate
413.0 GTexel/s
128.0 GTexel/s
FP16 (half)
26.43 TFLOPS
-
FP32 (float)
13.21 TFLOPS
4.096 TFLOPS
FP64 (double)
825.9 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
Navi 22
Tahiti
GPU Variant
Navi 22 XT(215-127000006)
Tahiti XTL(215-0821065)
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
17.2 billion
4.313 billion
Die Size
335 mm²
352 mm²
Board Design
TDP
230W
250W
Suggested PSU
550 W
600 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.5
5.1