AMD Radeon R9 270 1024SP vs NVIDIA TITAN RTX

VS

AMD Radeon R9 270 1024SP

NVIDIA TITAN RTX

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 24GB VRAM TITAN RTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 280W)

NVIDIA TITAN RTX 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 91% (1770MHz vs 925MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (672.0GB/s vs 153.6GB/s)

3584 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

TITAN RTX +761%

16.31 TFLOPS

Radeon R9 270 1024SP

VS

TITAN RTX

Graphics Card

Mar 2015

Release Date

Dec 2018

Volcanic Islands

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1350 MHz

925 MHz

Boost Clock

1770 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

672.0GB/s

Render Config

16

Compute Units

-

SM Count

72

1024

Shading Units

4608

64

TMUs

288

32

ROPs

96

-

Tensor Cores

576

-

RT Cores

72

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

6 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

169.9 GPixel/s

59.20 GTexel/s

Texture Rate

509.8 GTexel/s

-

FP16 (half)

32.62 TFLOPS

1.894 TFLOPS

FP32 (float)

16.31 TFLOPS

118.4 GFLOPS

FP64 (double)

509.8 GFLOPS

Board Design

150W

TDP

280W

450 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Pitcairn

GPU Name

TU102

Pitcairn PRO (215-0828062)

GPU Variant

TU102-400-A1

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.8 billion

Transistors

18.6 billion

212 mm²

Die Size

754 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

5.1

Shader Model

6.6

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