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GPU Comparison
ATI Radeon HD 4870 vs ATI Radeon HD 5770
ATI Radeon HD 4870 vs ATI Radeon HD 5770
VS
ATI Radeon HD 4870
ATI Radeon HD 5770
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 1024MB VRAM Radeon HD 5770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4870 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 76.80GB/s)
ATI Radeon HD 5770 's Advantages
Released 1 years and 4 months late
More VRAM (1024GB vs 512GB)
Lower TDP (108W vs 150W)
Score
Benchmark
FP32 (float)
Radeon HD 4870
1.2 TFLOPS
Radeon HD 5770
+13%
1.36 TFLOPS
Radeon HD 4870
VS
Radeon HD 5770
Graphics Card
Jun 2008
Release Date
Oct 2009
Radeon R700
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
1200 MHz
Memory
512MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
76.80GB/s
Render Config
-
SM Count
-
10
Compute Units
10
800
Shading Units
800
40
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
13.60 GPixel/s
30.00 GTexel/s
Texture Rate
34.00 GTexel/s
-
FP16 (half)
-
1200 GFLOPS
FP32 (float)
1360 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Graphics Processor
RV770
GPU Name
Juniper
RV770 XT (215-0669049)
GPU Variant
Juniper XT (215-0754013)
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
1.04 billion
256 mm²
Die Size
166 mm²
Board Design
150W
TDP
108W
450 W
Suggested PSU
300 W
2x DVI 1x S-Video
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
2x 6-pin
Power Connectors
1x 6-pin
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
4.1
Shader Model
5.0
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