AMD Radeon RX 6800 XT vs AMD Radeon HD 6970
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Dec 2010
Generation
Navi II
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1825 MHz
-
Boost Clock
2250 MHz
-
Memory Clock
2000 MHz
1375 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
176.0GB/s
Render Config
Compute Units
72
24
Shading Units
4608
1536
TMUs
288
96
ROPs
128
32
RT Cores
72
-
L1 Cache
128 KB per Array
8 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
288.0 GPixel/s
28.16 GPixel/s
Texture Rate
648.0 GTexel/s
84.48 GTexel/s
FP16 (half)
41.47 TFLOPS
-
FP32 (float)
20.74 TFLOPS
2.703 TFLOPS
FP64 (double)
1296 GFLOPS
675.8 GFLOPS
Graphics Processor
GPU Name
Navi 21
Cayman
GPU Variant
Navi 21 XT(215-121000177)
Cayman XT(215-0807007)
Architecture
RDNA 2.0
TeraScale 3
Foundry
TSMC
TSMC
Process Size
7 nm
40 nm
Transistors
26.8 billion
2.64 billion
Die Size
520 mm²
389 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.3
N/A
Shader Model
6.5
5.0
📊 Benchmark
3DMark Time Spy
19,329
-