AMD Radeon R7 340 OEM vs AMD Radeon HD 7950 Mac Edition

VS

AMD Radeon R7 340 OEM

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 340 OEM 's Advantages

Released 2 years and 2 months late

Boost Clock780MHz

Lower TDP (50W vs 200W)

AMD Radeon HD 7950 Mac Edition 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 64.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

Radeon HD 7950 Mac Edition +378%

2.867 TFLOPS

Radeon R7 340 OEM

VS

Radeon HD 7950 Mac Edition

Graphics Card

May 2015

Release Date

Mar 2013

Pirate Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

64.00GB/s

Bandwidth

240.0GB/s

Render Config

6

Compute Units

28

-

384

Shading Units

1792

24

TMUs

112

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

25.60 GPixel/s

18.72 GTexel/s

Texture Rate

89.60 GTexel/s

-

599.0 GFLOPS

FP32 (float)

2.867 TFLOPS

37.44 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

50W

TDP

200W

250 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Oland

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO (215-0821056)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

4.313 billion

77 mm²

Die Size

352 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon R7 340 OEM vs AMD Radeon HD 8670 OEM

2

AMD Radeon R7 340 OEM vs NVIDIA GeForce GTX 470

3

AMD Radeon R7 340 OEM vs AMD Radeon HD 6970 X2

4

AMD Radeon R7 340 OEM vs ATI Radeon HD 5830

5

AMD Radeon R7 340 OEM vs AMD Radeon HD 6870

6

AMD Radeon R7 340 OEM vs AMD Radeon R9 Nano

7

AMD Radeon R7 340 OEM vs NVIDIA GeForce GTX 1050 3 GB

8

AMD Radeon R7 340 OEM vs ATI Radeon HD 5450

9

AMD Radeon R7 340 OEM vs NVIDIA GeForce GTX 460

10

AMD Radeon R7 340 OEM vs NVIDIA GeForce GTX 570

Related News

1

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

2

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

3

CXMT Reportedly Achieves 80% Yield in DDR5 Production

4

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

5

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

6

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

7

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

8

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

9

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

10

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption