GeForce GTX 295 vs Radeon HD 7870 GHz Edition
We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 295 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7870 GHz Edition 's Advantages
Released 3 years and 2 months late
More VRAM (2GB vs 896GB)
Larger VRAM bandwidth (153.6GB/s vs 111.9GB/s)
1040 additional rendering cores
Lower TDP (175W vs 289W)
Score
Benchmark
FP32 (float)
GeForce GTX 295
596
Radeon HD 7870 GHz Edition
+329%
2560
Graphics Card
Jan 2009
Release Date
Mar 2012
GeForce 200
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
999 MHz
Memory Clock
1200 MHz
Memory
896MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
448bit
Memory Bus
256bit
111.9GB/s
Bandwidth
153.6GB/s
Render Config
-
Compute Units
20
30
SM Count
-
240
Shading Units
1280
80
TMUs
80
28
ROPs
32
-
L1 Cache
16 KB (per CU)
224 KB
L2 Cache
512 KB
Theoretical Performance
16.13 GPixel/s
Pixel Rate
32.00 GPixel/s
46.08 GTexel/s
Texture Rate
80.00 GTexel/s
596.2 GFLOPS
FP32 (float)
2.560 TFLOPS
74.52 GFLOPS
FP64 (double)
160.0 GFLOPS
Board Design
289W
TDP
175W
600 W
Suggested PSU
450 W
2x DVI
1x HDMI
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
GT200B
GPU Name
Pitcairn
G200-401-B3
GPU Variant
Pitcairn XT
(215-0828047)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
1.4 billion
Transistors
2.8 billion
470 mm²
Die Size
212 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.3
CUDA
-
4.0
Shader Model
5.1