AMD Radeon HD 7970M vs AMD Radeon RX 6900 XTX
GPU · Specs Compare
Graphics Card
Release Date
Apr 2012
Unknown
Generation
London
Navi II
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
2250 MHz
Base Clock
—
2075 MHz
Boost Clock
—
2435 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
576.0GB/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
311.7 GPixel/s
Texture Rate
68.00 GTexel/s
779.2 GTexel/s
FP32 (float)
2.176 TFLOPS
24.93 TFLOPS
FP64 (double)
136.0 GFLOPS
1.558 TFLOPS
FP16 (half)
—
49.87 TFLOPS
Graphics Processor
GPU Name
Wimbledon
Navi 21
GPU Variant
Wimbledon XT(216-0836036)
Navi 21 XTXH(215-121000247)
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
330W
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
1.3
Shader Model
5.1
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.