ATI Radeon 340 vs AMD Radeon RX 7400 Full Specs

Summary

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

Radeon 340-

-

Radeon RX 740031.54 TOPSINT4 Tensor

x1

Show Top Score

Theoretical Performance

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

Core Config

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

Clocks

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

Cache

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

Memory

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

Power & Thermals

TDP 23W

TDP 55W

Video Output

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

Ports

-	3x DisplayPort 2.1
-	1x HDMI 2.1

Encoder

-	Encoder Model VCN 4.0

Decoder

-	Decoder Model VCN 4.0

Card

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

Chip

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

Fabrication

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

Images

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Competitors

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