AMD Radeon HD 7970 vs AMD Radeon RX 6550S
GPU · Specs Compare
Graphics Card
Release Date
Jan 2012
Jan 2023
Generation
Southern Islands
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Memory Clock
1375 MHz
2000 MHz
Base Clock
—
2000 MHz
Boost Clock
—
2400 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
64bit
Bandwidth
264.0GB/s
128.0GB/s
Render Config
Compute Units
32
16
Shading Units
2048
1024
TMUs
128
64
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
768 KB
1024 KB
RT Cores
—
16
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
76.80 GPixel/s
Texture Rate
118.4 GTexel/s
153.6 GTexel/s
FP32 (float)
3.789 TFLOPS
4.915 TFLOPS
FP64 (double)
947.2 GFLOPS
307.2 GFLOPS
FP16 (half)
—
9.830 TFLOPS
Graphics Processor
GPU Name
Tahiti
Navi 24
GPU Variant
Tahiti XT(215-0821060)
Navi 24
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
4.313 billion
5.4 billion
Die Size
352 mm²
107 mm²
Board Design
TDP
250W
50W
Suggested PSU
600 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
2.2
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.7
Benchmark
3DMark Time Spy
2,310
—
3DMark Time Spy Extreme
1,209
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.