AMD Radeon HD 7950M 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
1000 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
128.0GB/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
22.40 GPixel/s
288.0 GPixel/s
Texture Rate
56.00 GTexel/s
720.0 GTexel/s
FP32 (float)
1.792 TFLOPS
23.04 TFLOPS
FP16 (half)
—
46.08 TFLOPS
FP64 (double)
—
1440.0 GFLOPS
Graphics Processor
GPU Name
Wimbledon
Navi 21
GPU Variant
Wimbledon PRO
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
75W
300W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Suggested PSU
—
700 W
Power Connectors
—
2x 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
1.4
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
—
20,764
▲ Specs Compare
Data sourced from official specifications and benchmark tests.