AMD Radeon HD 8970M vs AMD Radeon RX 6700 XT
GPU Specs Compare
Graphics Card
Release Date
May 2013
Mar 2021
Generation
Solar System
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
2321 MHz
Boost Clock
900 MHz
2581 MHz
Memory Clock
1200 MHz
2000 MHz
Memory
Memory Size
4GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
153.6GB/s
384.0GB/s
Render Config
Compute Units
20
40
Shading Units
1280
2560
TMUs
80
160
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
3 MB
RT Cores
-
40
L3 Cache
-
96 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
165.2 GPixel/s
Texture Rate
72.00 GTexel/s
413.0 GTexel/s
FP32 (float)
2.304 TFLOPS
13.21 TFLOPS
FP64 (double)
144.0 GFLOPS
825.9 GFLOPS
FP16 (half)
-
26.43 TFLOPS
Graphics Processor
GPU Name
Neptune
Navi 22
GPU Variant
Neptune XT(216-0847000)
Navi 22 XT(215-127000006)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
17.2 billion
Die Size
212 mm²
335 mm²
Board Design
TDP
100W
230W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Suggested PSU
-
550 W
Power Connectors
-
1x 6-pin + 1x 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