Home GPU Comparison ATI Radeon HD 5970 vs AMD Radeon RX 6800

ATI Radeon HD 5970 vs AMD Radeon RX 6800

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages
Released 10 years and 11 months late
Boost Clock2105MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (512.0GB/s vs 128.0GB/s)
2240 additional rendering cores
Lower TDP (250W vs 294W)

Score

Benchmark

FP32 (float)
ATI Radeon HD 5970
2.32 TFLOPS
Radeon RX 6800 +596%
16.17 TFLOPS
VS

Graphics Card

Nov 2009
Release Date
Oct 2020
Evergreen
Generation
Navi II
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

-
Base Clock
1700 MHz
-
Boost Clock
2105 MHz
1000 MHz
Memory Clock
2000 MHz

Memory

1024MB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
256bit
128.0GB/s
Bandwidth
512.0GB/s

Render Config

20
Compute Units
60
-
-
-
1600
Shading Units
3840
80
TMUs
240
32
ROPs
96
-
-
-
-
RT Cores
60
8 KB (per CU)
L1 Cache
128 KB per Array
512 KB
L2 Cache
4 MB
-
L3 Cache
128 MB

Theoretical Performance

23.20 GPixel/s
Pixel Rate
202.1 GPixel/s
58.00 GTexel/s
Texture Rate
505.2 GTexel/s
-
FP16 (half)
32.33 TFLOPS
2.320 TFLOPS
FP32 (float)
16.17 TFLOPS
464.0 GFLOPS
FP64 (double)
1010 GFLOPS

Board Design

294W
TDP
250W
600 W
Suggested PSU
600 W
2x DVI 1x mini-DisplayPort 1.1
Outputs
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin

Graphics Processor

Hemlock
GPU Name
Navi 21
Hemlock XT (215-0735075)
GPU Variant
Navi 21 XL (215-121000187)
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
2.154 billion
Transistors
26.8 billion
334 mm²
Die Size
520 mm²

Graphics Features

11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
-
-
-
5.0
Shader Model
6.5

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