AMD Radeon RX 7400 vs ATI Radeon 340 Full Specs

Summary

1,792 Shaders 1.1GHz	1 Shader 183MHz
8GB GDDR6172.8GB/s	Shared Memory
Peak·FP32·FP16 7.88 TFLOPS	Peak·FP32·FP16 -
Form Factor PCIe Card	Form Factor iGPU
TDP 55W	TDP 23W
Power Connectors 1x 8-Pin	Power Connectors -

Highlights

Peak OPS

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

Radeon RX 740031.54 TOPSINT4 Tensor

x1

Radeon 340-

-

Show Top Score

Theoretical Performance

Clock Speed1100MHz UC·Base·Boost·OC	Clock Speed183MHz UC·Boost·OC
Peak OPS 31.54 TOPSINT4 Tensor	Peak OPS -
Tensor FP16-16 7.88 TFLOPS Tensor FP16-32 7.88 TFLOPS	-
BF16 15.77 TFLOPS Tensor BF16 7.88 TFLOPS	-
FP32 7.88 TFLOPS	-
FP64 246.4 GFLOPS	-
Tensor INT4 31.54 TOPS	Tensor INT4 -
Tensor INT8 7.88 TOPS	-
Pixel Rate 70.4 GPixel/s	Pixel Rate 0.2 GPixel/s
Texture Rate 123.2 GTexel/s	Texture Rate 0.6 GTexel/s

Core Config

Shaders 1,792 Shaders	Shaders 1 Shader
TMUs 112 TMUs	TMUs 3 TMUs
ROPs 64 ROPs	ROPs 1 ROP
Tensor Cores 56 T-Cores	Tensor Cores -
RT Cores 28 RT-Cores	RT Cores -
CUs 28 CUs	Units -

Clocks

Base Clock 1GHz	Base Clock -
Boost Clock 1.1GHz	Boost Clock 183MHz

Cache

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

Memory

8GB GDDR6	Shared Memory
Memory Bus 128-bit	Memory Bus -
Memory Speed 10.8GT/s	Memory Speed -
Memory Bandwidth 172.8GB/s	Memory Bandwidth -

Power & Thermals

TDP 55W

TDP 23W

Video Output

Multi-Monitor 3	Multi-Monitor 2
HDCP HDCP 2.3	HDCP -

Ports

3x DisplayPort 2.1	-
1x HDMI 2.1	-

Encoder

Encoder Model VCN 4.0

-

Decoder

Decoder Model VCN 4.0

-

Card

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

Chip

Manufacturer AMD	Manufacturer ATI
Chip Designer AMD	Chip Designer ATI
Architecture RDNA 3	Architecture Rage 6
Family Radeon RX 7000	Family Radeon 300
Branding	Branding
Codename Hotpink Bonefish	Codename Wilma
Chip Variant Navi 33 XL	Chip Variant -
Market Segment Desktop	Market Segment Desktop
Release Date Aug 8, 2025	Release Date May 1, 2002

Fabrication

Foundry TSMC	Foundry -
Fabrication Node N6	Fabrication Node -
Die Size 204mm²	Die Size -
Transistor Count 13.3 Billion	Transistor Count -
Transistor Density 65.2 MTr/mm²	Transistor Density -

Images

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Competitors

AMDRadeon RX 7400 vs GPU AMDRadeon RX 7650 GRE AMDRadeon RX 7400 vs GPU AMDRadeon PRO W7400 AMDRadeon RX 7400 vs GPU AMDRadeon RX 9060 Show 12 more

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