AMD Radeon HD 7970M vs AMD Radeon RX 6900 XT
GPU Specs Compare
Graphics Card
Release Date
Apr 2012
Oct 2020
Generation
London
Navi II
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
2000 MHz
Base Clock
-
1825 MHz
Boost Clock
-
2250 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
512.0GB/s
Render Config
Compute Units
20
80
Shading Units
1280
5120
TMUs
80
320
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
288.0 GPixel/s
Texture Rate
68.00 GTexel/s
720.0 GTexel/s
FP32 (float)
2.176 TFLOPS
23.04 TFLOPS
FP64 (double)
136.0 GFLOPS
1440.0 GFLOPS
FP16 (half)
-
46.08 TFLOPS
Graphics Processor
GPU Name
Wimbledon
Navi 21
GPU Variant
Wimbledon XT(216-0836036)
Navi 21 XTX(215-121000167)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
26.8 billion
Die Size
212 mm²
520 mm²
Board Design
TDP
100W
300W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.4
Shader Model
5.1
6.8
📊 Benchmark
3DMark Time Spy
-
20,764