AMD Radeon R7 250 vs ATI Radeon HD 3450 PCI

VS

AMD Radeon R7 250

ATI Radeon HD 3450 PCI

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250 's Advantages

Released 5 years and 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

472 additional rendering cores

ATI Radeon HD 3450 PCI 's Advantages

Lower TDP (25W vs 55W)

Score

Benchmark

FP32 (float)

Radeon R7 250 +1393%

0.717 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

Radeon R7 250

VS

Radeon HD 3450 PCI

Graphics Card

Oct 2013

Release Date

Jan 2008

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCI

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

6.400GB/s

Render Config

8

Compute Units

2

-

512

Shading Units

40

32

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

2.400 GPixel/s

22.40 GTexel/s

Texture Rate

2.400 GTexel/s

-

716.8 GFLOPS

FP32 (float)

48.00 GFLOPS

44.80 GFLOPS

FP64 (double)

-

Board Design

55W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x S-Video

None

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

RV620

Cape Verde PRO

GPU Variant

RV620 LE

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.181 billion

123 mm²

Die Size

67 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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