AMD Radeon HD 7970 vs Intel Iris Xe Graphics 80EU
GPU · Specs Compare
Graphics Card
Release Date
Jan 2012
Jan 2022
Generation
Southern Islands
HD Graphics-M
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
Ring Bus
Clock Speeds
Memory Clock
1375 MHz
System Shared
Base Clock
—
300 MHz
Boost Clock
—
1300 MHz
Memory
Memory Size
3GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
384bit
System Shared
Bandwidth
264.0GB/s
System Dependent
Render Config
Compute Units
32
—
Shading Units
2048
640
TMUs
128
40
ROPs
32
20
L1 Cache
16 KB (per CU)
—
L2 Cache
768 KB
1024 KB
L3 Cache
—
12 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
26.00 GPixel/s
Texture Rate
118.4 GTexel/s
52.00 GTexel/s
FP32 (float)
3.789 TFLOPS
1.664 TFLOPS
FP64 (double)
947.2 GFLOPS
416.0 GFLOPS
FP16 (half)
—
3.328 TFLOPS
Graphics Processor
GPU Name
Tahiti
Alder Lake GT1
GPU Variant
Tahiti XT(215-0821060)
—
Architecture
GCN 1.0
Generation 12.2
Foundry
TSMC
Intel
Process Size
28 nm
10 nm
Transistors
4.313 billion
Unknown
Die Size
352 mm²
Unknown
Board Design
TDP
250W
45W
Suggested PSU
600 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
—
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
3.0
Vulkan
1.2.170
1.3
Shader Model
6.5 (5.1)
6.4
Benchmark
3DMark Time Spy
2,310
—
3DMark Time Spy Extreme
1,209
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.