Home GPU Comparison AMD Radeon RX 570X vs AMD Radeon HD 7970

AMD Radeon RX 570X vs AMD Radeon HD 7970

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 570X and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 570X 's Advantages
Released 6 years and 4 months late
Boost Clock1244MHz
More VRAM (8GB vs 3GB)
Lower TDP (150W vs 250W)
AMD Radeon HD 7970 's Advantages
Larger VRAM bandwidth (264.0GB/s vs 224.0GB/s)

Score

Benchmark

FP32 (float)
Radeon RX 570X +34%
5.095 TFLOPS
Radeon HD 7970
3.789 TFLOPS
VS

Graphics Card

Apr 2018
Release Date
Dec 2011
Polaris
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1168 MHz
Base Clock
-
1244 MHz
Boost Clock
-
1750 MHz
Memory Clock
1375 MHz

Memory

8GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
224.0GB/s
Bandwidth
264.0GB/s

Render Config

32
Compute Units
32
-
-
-
2048
Shading Units
2048
128
TMUs
128
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
768 KB
-
-
-

Theoretical Performance

39.81 GPixel/s
Pixel Rate
29.60 GPixel/s
159.2 GTexel/s
Texture Rate
118.4 GTexel/s
5.095 TFLOPS
FP16 (half)
-
5.095 TFLOPS
FP32 (float)
3.789 TFLOPS
318.5 GFLOPS
FP64 (double)
947.2 GFLOPS

Board Design

150W
TDP
250W
450 W
Suggested PSU
600 W
1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

Polaris 20
GPU Name
Tahiti
Polaris 20 XL (215-0910052)
GPU Variant
Tahiti XT (215-0821060)
GCN 4.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
4.313 billion
232 mm²
Die Size
352 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
5.1

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