Home GPU Comparison AMD Radeon RX 7990 XTX vs NVIDIA GeForce GTX 1660 SUPER

AMD Radeon RX 7990 XTX vs NVIDIA GeForce GTX 1660 SUPER

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 6GB VRAM GeForce GTX 1660 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7990 XTX 's Advantages
Boost Clock has increased by 102% (3599MHz vs 1785MHz)
More VRAM (24GB vs 6GB)
Larger VRAM bandwidth (1152GB/s vs 336.0GB/s)
4736 additional rendering cores
NVIDIA GeForce GTX 1660 SUPER 's Advantages
Lower TDP (125W vs 405W)

Score

Benchmark

FP32 (float)
Radeon RX 7990 XTX +1659%
88.45 TFLOPS
GeForce GTX 1660 SUPER
5.027 TFLOPS
VS

Graphics Card

Unknown
Release Date
Oct 2019
Navi III
Generation
GeForce 16
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

2500 MHz
Base Clock
1530 MHz
3599 MHz
Boost Clock
1785 MHz
3000 MHz
Memory Clock
1750 MHz

Memory

24GB
Memory Size
6GB
GDDR6
Memory Type
GDDR6
384bit
Memory Bus
192bit
1152GB/s
Bandwidth
336.0GB/s

Render Config

96
Compute Units
-
-
SM Count
22
6144
Shading Units
1408
384
TMUs
88
192
ROPs
48
-
-
-
96
RT Cores
-
256 KB per Array
L1 Cache
64 KB (per SM)
6 MB
L2 Cache
1536 KB
192 MB
L3 Cache
-

Theoretical Performance

691.0 GPixel/s
Pixel Rate
85.68 GPixel/s
1382 GTexel/s
Texture Rate
157.1 GTexel/s
176.9 TFLOPS
FP16 (half)
10.05 TFLOPS
88.45 TFLOPS
FP32 (float)
5.027 TFLOPS
2.764 TFLOPS
FP64 (double)
157.1 GFLOPS

Board Design

405W
TDP
125W
800 W
Suggested PSU
300 W
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
Outputs
1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a
3x 8-pin
Power Connectors
1x 8-pin

Graphics Processor

Navi 31
GPU Name
TU116
Navi 31 XTX+
GPU Variant
TU116-300-A1
RDNA 3.0
Architecture
Turing
TSMC
Foundry
TSMC
5 nm
Process Size
12 nm
57.7 billion
Transistors
6.6 billion
529 mm²
Die Size
284 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.3
-
CUDA
7.5
6.7
Shader Model
6.6

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