NVIDIA GeForce GTX 1660 Super vs AMD Radeon RX 7400 Full Specs

Summary

1,408 Shaders 1.78GHz	1,792 Shaders 1.1GHz
6GB GDDR6336GB/s	8GB GDDR6172.8GB/s
Peak·FP32·FP16 5.03 TFLOPS	Peak·FP32·FP16 7.88 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 125W	TDP 55W
Power Connectors 1x 8-Pin	Power Connectors 1x 8-Pin

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP16-16 Tensor FP16-32 FP64 BF16 Tensor BF16 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

GeForce GTX 1660 Super10.05 TFLOPSFP16

x1

Radeon RX 740031.54 TOPSINT4 Tensor

x3.14

Show Top Score

Theoretical Performance

Clock Speed1785MHz UC·Base·Boost·OC	Clock Speed1100MHz UC·Base·Boost·OC
Peak OPS 10.05 TFLOPSFP16	Peak OPS 31.54 TOPSINT4 Tensor
-	Tensor FP16-16 7.88 TFLOPS Tensor FP16-32 7.88 TFLOPS
-	BF16 15.77 TFLOPS Tensor BF16 7.88 TFLOPS
FP32 5.03 TFLOPS	FP32 7.88 TFLOPS
FP64 157.1 GFLOPS	FP64 246.4 GFLOPS
Tensor INT4 -	Tensor INT4 31.54 TOPS
-	Tensor INT8 7.88 TOPS
Pixel Rate 85.7 GPixel/s	Pixel Rate 70.4 GPixel/s
Texture Rate 157.1 GTexel/s	Texture Rate 123.2 GTexel/s

Core Config

Shaders 1,408 Shaders	Shaders 1,792 Shaders
TMUs 88 TMUs	TMUs 112 TMUs
ROPs 48 ROPs	ROPs 64 ROPs
Tensor Cores -	Tensor Cores 56 T-Cores
RT Cores -	RT Cores 28 RT-Cores
SMs 22 SMs	CUs 28 CUs

Clocks

Base Clock 1.53GHz	Base Clock 1GHz
Boost Clock 1.78GHz	Boost Clock 1.1GHz

Cache

L2 Cache 1.5MB shared	L2 Cache 2MB shared
L3 Cache -	L3 Cache 32MB shared
L3 Bandwidth -	L3 Bandwidth 1.16TB/s

Memory

6GB GDDR6	8GB GDDR6
Memory Bus 192-bit	Memory Bus 128-bit
Memory Speed 14GT/s	Memory Speed 10.8GT/s
Memory Bandwidth 336GB/s	Memory Bandwidth 172.8GB/s
ECC No	ECC No

Power & Thermals

TDP 125W	TDP 55W
Max Temp 95°C Max	Max Temp -

Video Output

Multi-Monitor 3	Multi-Monitor 3
HDCP HDCP 2.2	HDCP HDCP 2.3

Ports

-	3x DisplayPort 2.1
1x DisplayPort 1.4	-
-	1x HDMI 2.1
1x HDMI 2.0	-
1x DVI-D Dual-Link	-

Encoder

Encoder Model NVENC 7

Encoder Model VCN 4.0

Decoder

Decoder Model NVDEC 4

Decoder Model VCN 4.0

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe -	PCIe 2-Slots
-	Height 115 mm (4.53") Width 204 mm (8.03") Depth 40 mm (1.57")
Cooling Open-Air 1x Fan	Cooling Open-Air 2x Fans
Power Connectors 1x 8-Pin	Power Connectors 1x 8-Pin

Chip

Manufacturer NVIDIA	Manufacturer AMD
Chip Designer NVIDIA	Chip Designer AMD
Architecture Turing	Architecture RDNA 3
Family GeForce 16	Family Radeon RX 7000
Branding	Branding
Codename NV168	Codename Hotpink Bonefish
Chip Variant TU116-250-KA-A1	Chip Variant Navi 33 XL
Market Segment Desktop	Market Segment Desktop
Release Date Oct 29, 2019	Release Date Aug 8, 2025

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 12FFN	Fabrication Node N6
Die Size 284mm²	Die Size 204mm²
Transistor Count 6.6 Billion	Transistor Count 13.3 Billion
Transistor Density 23.24 MTr/mm²	Transistor Density 65.2 MTr/mm²

Images

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Used In

Desktops XPS(XD8950, Late 2021)Envy(Early 2021)Victus 15L(Early 2022)

Desktops -

Competitors

NVIDIAGeForce GTX 1660 Super vs GPU GIGABYTEGeForce RTX 3050 OC Low Profile 6G NVIDIAGeForce GTX 1660 Super vs GPU MSIGeForce RTX 3050 LP 6G OC NVIDIAGeForce GTX 1660 Super vs GPU AMDRadeon RX 7600 Show 12 more

AMDRadeon RX 7400 vs GPU NVIDIAGeForce RTX 3050 6GB AMDRadeon RX 7400 vs GPU GIGABYTEGeForce RTX 3050 OC Low Profile 6G AMDRadeon RX 7400 vs GPU MSIGeForce RTX 3050 LP 6G OC Show 12 more