AMD Radeon R9 390 vs ATI Radeon HD 3450 AGP

VS

AMD Radeon R9 390 ATI Radeon HD 3450 AGP

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 512MB VRAM Radeon HD 3450 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Released 7 years and 5 months late

Larger VRAM bandwidth (384.0GB/s vs 8.000GB/s)

2520 additional rendering cores

ATI Radeon HD 3450 AGP 's Advantages

Lower TDP (25W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +10566%

5.12 TFLOPS

Radeon HD 3450 AGP

0.048 TFLOPS

Radeon R9 390

VS

Radeon HD 3450 AGP

Graphics Card

Jun 2015

Release Date

Jan 2008

Pirate Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

500 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

512bit

Memory Bus

64bit

384.0GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

-

40

Compute Units

2

2560

Shading Units

40

160

TMUs

4

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

64 KB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

2.400 GPixel/s

160.0 GTexel/s

Texture Rate

2.400 GTexel/s

-

FP16 (half)

-

5.120 TFLOPS

FP32 (float)

48.00 GFLOPS

640.0 GFLOPS

FP64 (double)

-

Graphics Processor

Grenada

GPU Name

RV620

Grenada PRO (215-0880030)

GPU Variant

RV620 LE

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

6.2 billion

Transistors

0.181 billion

438 mm²

Die Size

67 mm²

Board Design

275W

TDP

25W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

1x Molex

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

4.1

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