Home GPU Comparison AMD Radeon R7 250E vs ATI Radeon HD 4670 X2

AMD Radeon R7 250E vs ATI Radeon HD 4670 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250E and 512MB VRAM Radeon HD 4670 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250E 's Advantages
Released 5 years and 3 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (72.00GB/s vs 22.40GB/s)
192 additional rendering cores
Lower TDP (55W vs 118W)

Score

Benchmark

FP32 (float)
Radeon R7 250E +70%
0.819 TFLOPS
Radeon HD 4670 X2
0.48 TFLOPS
VS

Graphics Card

Dec 2013
Release Date
Sep 2008
Volcanic Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1125 MHz
Memory Clock
700 MHz

Memory

1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
22.40GB/s

Render Config

8
Compute Units
4
-
-
-
512
Shading Units
320
32
TMUs
32
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

12.80 GPixel/s
Pixel Rate
6.000 GPixel/s
25.60 GTexel/s
Texture Rate
24.00 GTexel/s
-
-
-
819.2 GFLOPS
FP32 (float)
480.0 GFLOPS
51.20 GFLOPS
FP64 (double)
-

Board Design

55W
TDP
118W
250 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
4x DVI
None
Power Connectors
1x 6-pin

Graphics Processor

Cape Verde
GPU Name
RV730
Cape Verde PRO
GPU Variant
RV730 XT (215-0719047)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.5 billion
Transistors
0.514 billion
123 mm²
Die Size
146 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1

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