AMD Radeon HD 7970 vs AMD Radeon RX 6750 XT
GPU · Specs Compare
Graphics Card
Release Date
Jan 2012
Mar 2022
Generation
Southern Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
2250 MHz
Base Clock
—
2150 MHz
Boost Clock
—
2600 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
192bit
Bandwidth
264.0GB/s
432.0GB/s
Render Config
Compute Units
32
40
Shading Units
2048
2560
TMUs
128
160
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
768 KB
3 MB
RT Cores
—
40
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
166.4 GPixel/s
Texture Rate
118.4 GTexel/s
416.0 GTexel/s
FP32 (float)
3.789 TFLOPS
13.31 TFLOPS
FP64 (double)
947.2 GFLOPS
832.0 GFLOPS
FP16 (half)
—
26.62 TFLOPS
Graphics Processor
GPU Name
Tahiti
Navi 22
GPU Variant
Tahiti XT(215-0821060)
Navi 22 KXT(215-127000144)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
4.313 billion
17.2 billion
Die Size
352 mm²
335 mm²
Board Design
TDP
250W
250W
Suggested PSU
600 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
2.1
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.5
Benchmark
3DMark Time Spy
2,310
—
3DMark Time Spy Extreme
1,209
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.